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-rw-r--r--drivers/media/video/davinci/Makefile1
-rw-r--r--drivers/media/video/davinci/dm355_ccdc.c410
-rw-r--r--drivers/media/video/davinci/dm644x_ccdc.c361
-rw-r--r--drivers/media/video/davinci/isif.c1172
-rw-r--r--drivers/media/video/davinci/isif_regs.h269
-rw-r--r--drivers/media/video/davinci/vpfe_capture.c131
-rw-r--r--drivers/media/video/davinci/vpss.c289
7 files changed, 2172 insertions, 461 deletions
diff --git a/drivers/media/video/davinci/Makefile b/drivers/media/video/davinci/Makefile
index 1a8b8f3f182..a37955745aa 100644
--- a/drivers/media/video/davinci/Makefile
+++ b/drivers/media/video/davinci/Makefile
@@ -15,3 +15,4 @@ obj-$(CONFIG_VIDEO_VPSS_SYSTEM) += vpss.o
obj-$(CONFIG_VIDEO_VPFE_CAPTURE) += vpfe_capture.o
obj-$(CONFIG_VIDEO_DM6446_CCDC) += dm644x_ccdc.o
obj-$(CONFIG_VIDEO_DM355_CCDC) += dm355_ccdc.o
+obj-$(CONFIG_VIDEO_ISIF) += isif.o
diff --git a/drivers/media/video/davinci/dm355_ccdc.c b/drivers/media/video/davinci/dm355_ccdc.c
index 31439001637..c29ac88ffd7 100644
--- a/drivers/media/video/davinci/dm355_ccdc.c
+++ b/drivers/media/video/davinci/dm355_ccdc.c
@@ -37,8 +37,12 @@
#include <linux/platform_device.h>
#include <linux/uaccess.h>
#include <linux/videodev2.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+
#include <media/davinci/dm355_ccdc.h>
#include <media/davinci/vpss.h>
+
#include "dm355_ccdc_regs.h"
#include "ccdc_hw_device.h"
@@ -46,67 +50,75 @@ MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("CCDC Driver for DM355");
MODULE_AUTHOR("Texas Instruments");
-static struct device *dev;
-
-/* Object for CCDC raw mode */
-static struct ccdc_params_raw ccdc_hw_params_raw = {
- .pix_fmt = CCDC_PIXFMT_RAW,
- .frm_fmt = CCDC_FRMFMT_PROGRESSIVE,
- .win = CCDC_WIN_VGA,
- .fid_pol = VPFE_PINPOL_POSITIVE,
- .vd_pol = VPFE_PINPOL_POSITIVE,
- .hd_pol = VPFE_PINPOL_POSITIVE,
- .gain = {
- .r_ye = 256,
- .gb_g = 256,
- .gr_cy = 256,
- .b_mg = 256
- },
- .config_params = {
- .datasft = 2,
- .data_sz = CCDC_DATA_10BITS,
- .mfilt1 = CCDC_NO_MEDIAN_FILTER1,
- .mfilt2 = CCDC_NO_MEDIAN_FILTER2,
- .alaw = {
- .gama_wd = 2,
+static struct ccdc_oper_config {
+ struct device *dev;
+ /* CCDC interface type */
+ enum vpfe_hw_if_type if_type;
+ /* Raw Bayer configuration */
+ struct ccdc_params_raw bayer;
+ /* YCbCr configuration */
+ struct ccdc_params_ycbcr ycbcr;
+ /* Master clock */
+ struct clk *mclk;
+ /* slave clock */
+ struct clk *sclk;
+ /* ccdc base address */
+ void __iomem *base_addr;
+} ccdc_cfg = {
+ /* Raw configurations */
+ .bayer = {
+ .pix_fmt = CCDC_PIXFMT_RAW,
+ .frm_fmt = CCDC_FRMFMT_PROGRESSIVE,
+ .win = CCDC_WIN_VGA,
+ .fid_pol = VPFE_PINPOL_POSITIVE,
+ .vd_pol = VPFE_PINPOL_POSITIVE,
+ .hd_pol = VPFE_PINPOL_POSITIVE,
+ .gain = {
+ .r_ye = 256,
+ .gb_g = 256,
+ .gr_cy = 256,
+ .b_mg = 256
},
- .blk_clamp = {
- .sample_pixel = 1,
- .dc_sub = 25
- },
- .col_pat_field0 = {
- .olop = CCDC_GREEN_BLUE,
- .olep = CCDC_BLUE,
- .elop = CCDC_RED,
- .elep = CCDC_GREEN_RED
- },
- .col_pat_field1 = {
- .olop = CCDC_GREEN_BLUE,
- .olep = CCDC_BLUE,
- .elop = CCDC_RED,
- .elep = CCDC_GREEN_RED
+ .config_params = {
+ .datasft = 2,
+ .mfilt1 = CCDC_NO_MEDIAN_FILTER1,
+ .mfilt2 = CCDC_NO_MEDIAN_FILTER2,
+ .alaw = {
+ .gama_wd = 2,
+ },
+ .blk_clamp = {
+ .sample_pixel = 1,
+ .dc_sub = 25
+ },
+ .col_pat_field0 = {
+ .olop = CCDC_GREEN_BLUE,
+ .olep = CCDC_BLUE,
+ .elop = CCDC_RED,
+ .elep = CCDC_GREEN_RED
+ },
+ .col_pat_field1 = {
+ .olop = CCDC_GREEN_BLUE,
+ .olep = CCDC_BLUE,
+ .elop = CCDC_RED,
+ .elep = CCDC_GREEN_RED
+ },
},
},
+ /* YCbCr configuration */
+ .ycbcr = {
+ .win = CCDC_WIN_PAL,
+ .pix_fmt = CCDC_PIXFMT_YCBCR_8BIT,
+ .frm_fmt = CCDC_FRMFMT_INTERLACED,
+ .fid_pol = VPFE_PINPOL_POSITIVE,
+ .vd_pol = VPFE_PINPOL_POSITIVE,
+ .hd_pol = VPFE_PINPOL_POSITIVE,
+ .bt656_enable = 1,
+ .pix_order = CCDC_PIXORDER_CBYCRY,
+ .buf_type = CCDC_BUFTYPE_FLD_INTERLEAVED
+ },
};
-/* Object for CCDC ycbcr mode */
-static struct ccdc_params_ycbcr ccdc_hw_params_ycbcr = {
- .win = CCDC_WIN_PAL,
- .pix_fmt = CCDC_PIXFMT_YCBCR_8BIT,
- .frm_fmt = CCDC_FRMFMT_INTERLACED,
- .fid_pol = VPFE_PINPOL_POSITIVE,
- .vd_pol = VPFE_PINPOL_POSITIVE,
- .hd_pol = VPFE_PINPOL_POSITIVE,
- .bt656_enable = 1,
- .pix_order = CCDC_PIXORDER_CBYCRY,
- .buf_type = CCDC_BUFTYPE_FLD_INTERLEAVED
-};
-
-static enum vpfe_hw_if_type ccdc_if_type;
-static void *__iomem ccdc_base_addr;
-static int ccdc_addr_size;
-
/* Raw Bayer formats */
static u32 ccdc_raw_bayer_pix_formats[] =
{V4L2_PIX_FMT_SBGGR8, V4L2_PIX_FMT_SBGGR16};
@@ -118,18 +130,12 @@ static u32 ccdc_raw_yuv_pix_formats[] =
/* register access routines */
static inline u32 regr(u32 offset)
{
- return __raw_readl(ccdc_base_addr + offset);
+ return __raw_readl(ccdc_cfg.base_addr + offset);
}
static inline void regw(u32 val, u32 offset)
{
- __raw_writel(val, ccdc_base_addr + offset);
-}
-
-static void ccdc_set_ccdc_base(void *addr, int size)
-{
- ccdc_base_addr = addr;
- ccdc_addr_size = size;
+ __raw_writel(val, ccdc_cfg.base_addr + offset);
}
static void ccdc_enable(int en)
@@ -153,12 +159,12 @@ static void ccdc_enable_output_to_sdram(int en)
static void ccdc_config_gain_offset(void)
{
/* configure gain */
- regw(ccdc_hw_params_raw.gain.r_ye, RYEGAIN);
- regw(ccdc_hw_params_raw.gain.gr_cy, GRCYGAIN);
- regw(ccdc_hw_params_raw.gain.gb_g, GBGGAIN);
- regw(ccdc_hw_params_raw.gain.b_mg, BMGGAIN);
+ regw(ccdc_cfg.bayer.gain.r_ye, RYEGAIN);
+ regw(ccdc_cfg.bayer.gain.gr_cy, GRCYGAIN);
+ regw(ccdc_cfg.bayer.gain.gb_g, GBGGAIN);
+ regw(ccdc_cfg.bayer.gain.b_mg, BMGGAIN);
/* configure offset */
- regw(ccdc_hw_params_raw.ccdc_offset, OFFSET);
+ regw(ccdc_cfg.bayer.ccdc_offset, OFFSET);
}
/*
@@ -169,7 +175,7 @@ static int ccdc_restore_defaults(void)
{
int i;
- dev_dbg(dev, "\nstarting ccdc_restore_defaults...");
+ dev_dbg(ccdc_cfg.dev, "\nstarting ccdc_restore_defaults...");
/* set all registers to zero */
for (i = 0; i <= CCDC_REG_LAST; i += 4)
regw(0, i);
@@ -180,30 +186,29 @@ static int ccdc_restore_defaults(void)
regw(CULH_DEFAULT, CULH);
regw(CULV_DEFAULT, CULV);
/* Set default Gain and Offset */
- ccdc_hw_params_raw.gain.r_ye = GAIN_DEFAULT;
- ccdc_hw_params_raw.gain.gb_g = GAIN_DEFAULT;
- ccdc_hw_params_raw.gain.gr_cy = GAIN_DEFAULT;
- ccdc_hw_params_raw.gain.b_mg = GAIN_DEFAULT;
+ ccdc_cfg.bayer.gain.r_ye = GAIN_DEFAULT;
+ ccdc_cfg.bayer.gain.gb_g = GAIN_DEFAULT;
+ ccdc_cfg.bayer.gain.gr_cy = GAIN_DEFAULT;
+ ccdc_cfg.bayer.gain.b_mg = GAIN_DEFAULT;
ccdc_config_gain_offset();
regw(OUTCLIP_DEFAULT, OUTCLIP);
regw(LSCCFG2_DEFAULT, LSCCFG2);
/* select ccdc input */
if (vpss_select_ccdc_source(VPSS_CCDCIN)) {
- dev_dbg(dev, "\ncouldn't select ccdc input source");
+ dev_dbg(ccdc_cfg.dev, "\ncouldn't select ccdc input source");
return -EFAULT;
}
/* select ccdc clock */
if (vpss_enable_clock(VPSS_CCDC_CLOCK, 1) < 0) {
- dev_dbg(dev, "\ncouldn't enable ccdc clock");
+ dev_dbg(ccdc_cfg.dev, "\ncouldn't enable ccdc clock");
return -EFAULT;
}
- dev_dbg(dev, "\nEnd of ccdc_restore_defaults...");
+ dev_dbg(ccdc_cfg.dev, "\nEnd of ccdc_restore_defaults...");
return 0;
}
static int ccdc_open(struct device *device)
{
- dev = device;
return ccdc_restore_defaults();
}
@@ -226,7 +231,7 @@ static void ccdc_setwin(struct v4l2_rect *image_win,
int vert_start, vert_nr_lines;
int mid_img = 0;
- dev_dbg(dev, "\nStarting ccdc_setwin...");
+ dev_dbg(ccdc_cfg.dev, "\nStarting ccdc_setwin...");
/*
* ppc - per pixel count. indicates how many pixels per cell
@@ -260,45 +265,46 @@ static void ccdc_setwin(struct v4l2_rect *image_win,
regw(vert_start & CCDC_START_VER_ONE_MASK, SLV0);
regw(vert_start & CCDC_START_VER_TWO_MASK, SLV1);
regw(vert_nr_lines & CCDC_NUM_LINES_VER, NLV);
- dev_dbg(dev, "\nEnd of ccdc_setwin...");
+ dev_dbg(ccdc_cfg.dev, "\nEnd of ccdc_setwin...");
}
static int validate_ccdc_param(struct ccdc_config_params_raw *ccdcparam)
{
if (ccdcparam->datasft < CCDC_DATA_NO_SHIFT ||
ccdcparam->datasft > CCDC_DATA_SHIFT_6BIT) {
- dev_dbg(dev, "Invalid value of data shift\n");
+ dev_dbg(ccdc_cfg.dev, "Invalid value of data shift\n");
return -EINVAL;
}
if (ccdcparam->mfilt1 < CCDC_NO_MEDIAN_FILTER1 ||
ccdcparam->mfilt1 > CCDC_MEDIAN_FILTER1) {
- dev_dbg(dev, "Invalid value of median filter1\n");
+ dev_dbg(ccdc_cfg.dev, "Invalid value of median filter1\n");
return -EINVAL;
}
if (ccdcparam->mfilt2 < CCDC_NO_MEDIAN_FILTER2 ||
ccdcparam->mfilt2 > CCDC_MEDIAN_FILTER2) {
- dev_dbg(dev, "Invalid value of median filter2\n");
+ dev_dbg(ccdc_cfg.dev, "Invalid value of median filter2\n");
return -EINVAL;
}
if ((ccdcparam->med_filt_thres < 0) ||
(ccdcparam->med_filt_thres > CCDC_MED_FILT_THRESH)) {
- dev_dbg(dev, "Invalid value of median filter threshold\n");
+ dev_dbg(ccdc_cfg.dev,
+ "Invalid value of median filter thresold\n");
return -EINVAL;
}
if (ccdcparam->data_sz < CCDC_DATA_16BITS ||
ccdcparam->data_sz > CCDC_DATA_8BITS) {
- dev_dbg(dev, "Invalid value of data size\n");
+ dev_dbg(ccdc_cfg.dev, "Invalid value of data size\n");
return -EINVAL;
}
if (ccdcparam->alaw.enable) {
if (ccdcparam->alaw.gama_wd < CCDC_GAMMA_BITS_13_4 ||
ccdcparam->alaw.gama_wd > CCDC_GAMMA_BITS_09_0) {
- dev_dbg(dev, "Invalid value of ALAW\n");
+ dev_dbg(ccdc_cfg.dev, "Invalid value of ALAW\n");
return -EINVAL;
}
}
@@ -306,12 +312,14 @@ static int validate_ccdc_param(struct ccdc_config_params_raw *ccdcparam)
if (ccdcparam->blk_clamp.b_clamp_enable) {
if (ccdcparam->blk_clamp.sample_pixel < CCDC_SAMPLE_1PIXELS ||
ccdcparam->blk_clamp.sample_pixel > CCDC_SAMPLE_16PIXELS) {
- dev_dbg(dev, "Invalid value of sample pixel\n");
+ dev_dbg(ccdc_cfg.dev,
+ "Invalid value of sample pixel\n");
return -EINVAL;
}
if (ccdcparam->blk_clamp.sample_ln < CCDC_SAMPLE_1LINES ||
ccdcparam->blk_clamp.sample_ln > CCDC_SAMPLE_16LINES) {
- dev_dbg(dev, "Invalid value of sample lines\n");
+ dev_dbg(ccdc_cfg.dev,
+ "Invalid value of sample lines\n");
return -EINVAL;
}
}
@@ -325,18 +333,18 @@ static int ccdc_set_params(void __user *params)
int x;
/* only raw module parameters can be set through the IOCTL */
- if (ccdc_if_type != VPFE_RAW_BAYER)
+ if (ccdc_cfg.if_type != VPFE_RAW_BAYER)
return -EINVAL;
x = copy_from_user(&ccdc_raw_params, params, sizeof(ccdc_raw_params));
if (x) {
- dev_dbg(dev, "ccdc_set_params: error in copying ccdc"
+ dev_dbg(ccdc_cfg.dev, "ccdc_set_params: error in copying ccdc"
"params, %d\n", x);
return -EFAULT;
}
if (!validate_ccdc_param(&ccdc_raw_params)) {
- memcpy(&ccdc_hw_params_raw.config_params,
+ memcpy(&ccdc_cfg.bayer.config_params,
&ccdc_raw_params,
sizeof(ccdc_raw_params));
return 0;
@@ -347,11 +355,11 @@ static int ccdc_set_params(void __user *params)
/* This function will configure CCDC for YCbCr video capture */
static void ccdc_config_ycbcr(void)
{
- struct ccdc_params_ycbcr *params = &ccdc_hw_params_ycbcr;
+ struct ccdc_params_ycbcr *params = &ccdc_cfg.ycbcr;
u32 temp;
/* first set the CCDC power on defaults values in all registers */
- dev_dbg(dev, "\nStarting ccdc_config_ycbcr...");
+ dev_dbg(ccdc_cfg.dev, "\nStarting ccdc_config_ycbcr...");
ccdc_restore_defaults();
/* configure pixel format & video frame format */
@@ -403,7 +411,7 @@ static void ccdc_config_ycbcr(void)
regw(CCDC_SDOFST_FIELD_INTERLEAVED, SDOFST);
}
- dev_dbg(dev, "\nEnd of ccdc_config_ycbcr...\n");
+ dev_dbg(ccdc_cfg.dev, "\nEnd of ccdc_config_ycbcr...\n");
}
/*
@@ -483,7 +491,7 @@ int ccdc_write_dfc_entry(int index, struct ccdc_vertical_dft *dfc)
*/
if (count) {
- dev_err(dev, "defect table write timeout !!!\n");
+ dev_err(ccdc_cfg.dev, "defect table write timeout !!!\n");
return -1;
}
return 0;
@@ -605,12 +613,12 @@ static void ccdc_config_color_patterns(struct ccdc_col_pat *pat0,
/* This function will configure CCDC for Raw mode image capture */
static int ccdc_config_raw(void)
{
- struct ccdc_params_raw *params = &ccdc_hw_params_raw;
+ struct ccdc_params_raw *params = &ccdc_cfg.bayer;
struct ccdc_config_params_raw *config_params =
- &ccdc_hw_params_raw.config_params;
+ &ccdc_cfg.bayer.config_params;
unsigned int val;
- dev_dbg(dev, "\nStarting ccdc_config_raw...");
+ dev_dbg(ccdc_cfg.dev, "\nStarting ccdc_config_raw...");
/* restore power on defaults to register */
ccdc_restore_defaults();
@@ -659,7 +667,7 @@ static int ccdc_config_raw(void)
val |= (config_params->datasft & CCDC_DATASFT_MASK) <<
CCDC_DATASFT_SHIFT;
regw(val , MODESET);
- dev_dbg(dev, "\nWriting 0x%x to MODESET...\n", val);
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to MODESET...\n", val);
/* Configure the Median Filter threshold */
regw((config_params->med_filt_thres) & CCDC_MED_FILT_THRESH, MEDFILT);
@@ -681,7 +689,7 @@ static int ccdc_config_raw(void)
(config_params->mfilt2 << CCDC_MFILT2_SHIFT));
regw(val, GAMMAWD);
- dev_dbg(dev, "\nWriting 0x%x to GAMMAWD...\n", val);
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to GAMMAWD...\n", val);
/* configure video window */
ccdc_setwin(&params->win, params->frm_fmt, 1);
@@ -706,7 +714,7 @@ static int ccdc_config_raw(void)
/* Configure the Gain & offset control */
ccdc_config_gain_offset();
- dev_dbg(dev, "\nWriting %x to COLPTN...\n", val);
+ dev_dbg(ccdc_cfg.dev, "\nWriting %x to COLPTN...\n", val);
/* Configure DATAOFST register */
val = (config_params->data_offset.horz_offset & CCDC_DATAOFST_MASK) <<
@@ -726,7 +734,7 @@ static int ccdc_config_raw(void)
CCDC_HSIZE_VAL_MASK;
/* adjust to multiple of 32 */
- dev_dbg(dev, "\nWriting 0x%x to HSIZE...\n",
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to HSIZE...\n",
(((params->win.width) + 31) >> 5) &
CCDC_HSIZE_VAL_MASK);
} else {
@@ -734,7 +742,7 @@ static int ccdc_config_raw(void)
val |= (((params->win.width * 2) + 31) >> 5) &
CCDC_HSIZE_VAL_MASK;
- dev_dbg(dev, "\nWriting 0x%x to HSIZE...\n",
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to HSIZE...\n",
(((params->win.width * 2) + 31) >> 5) &
CCDC_HSIZE_VAL_MASK);
}
@@ -745,34 +753,34 @@ static int ccdc_config_raw(void)
if (params->image_invert_enable) {
/* For interlace inverse mode */
regw(CCDC_SDOFST_INTERLACE_INVERSE, SDOFST);
- dev_dbg(dev, "\nWriting %x to SDOFST...\n",
+ dev_dbg(ccdc_cfg.dev, "\nWriting %x to SDOFST...\n",
CCDC_SDOFST_INTERLACE_INVERSE);
} else {
/* For interlace non inverse mode */
regw(CCDC_SDOFST_INTERLACE_NORMAL, SDOFST);
- dev_dbg(dev, "\nWriting %x to SDOFST...\n",
+ dev_dbg(ccdc_cfg.dev, "\nWriting %x to SDOFST...\n",
CCDC_SDOFST_INTERLACE_NORMAL);
}
} else if (params->frm_fmt == CCDC_FRMFMT_PROGRESSIVE) {
if (params->image_invert_enable) {
/* For progessive inverse mode */
regw(CCDC_SDOFST_PROGRESSIVE_INVERSE, SDOFST);
- dev_dbg(dev, "\nWriting %x to SDOFST...\n",
+ dev_dbg(ccdc_cfg.dev, "\nWriting %x to SDOFST...\n",
CCDC_SDOFST_PROGRESSIVE_INVERSE);
} else {
/* For progessive non inverse mode */
regw(CCDC_SDOFST_PROGRESSIVE_NORMAL, SDOFST);
- dev_dbg(dev, "\nWriting %x to SDOFST...\n",
+ dev_dbg(ccdc_cfg.dev, "\nWriting %x to SDOFST...\n",
CCDC_SDOFST_PROGRESSIVE_NORMAL);
}
}
- dev_dbg(dev, "\nend of ccdc_config_raw...");
+ dev_dbg(ccdc_cfg.dev, "\nend of ccdc_config_raw...");
return 0;
}
static int ccdc_configure(void)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
return ccdc_config_raw();
else
ccdc_config_ycbcr();
@@ -781,23 +789,23 @@ static int ccdc_configure(void)
static int ccdc_set_buftype(enum ccdc_buftype buf_type)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
- ccdc_hw_params_raw.buf_type = buf_type;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
+ ccdc_cfg.bayer.buf_type = buf_type;
else
- ccdc_hw_params_ycbcr.buf_type = buf_type;
+ ccdc_cfg.ycbcr.buf_type = buf_type;
return 0;
}
static enum ccdc_buftype ccdc_get_buftype(void)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
- return ccdc_hw_params_raw.buf_type;
- return ccdc_hw_params_ycbcr.buf_type;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
+ return ccdc_cfg.bayer.buf_type;
+ return ccdc_cfg.ycbcr.buf_type;
}
static int ccdc_enum_pix(u32 *pix, int i)
{
int ret = -EINVAL;
- if (ccdc_if_type == VPFE_RAW_BAYER) {
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER) {
if (i < ARRAY_SIZE(ccdc_raw_bayer_pix_formats)) {
*pix = ccdc_raw_bayer_pix_formats[i];
ret = 0;
@@ -813,20 +821,19 @@ static int ccdc_enum_pix(u32 *pix, int i)
static int ccdc_set_pixel_format(u32 pixfmt)
{
- struct ccdc_a_law *alaw =
- &ccdc_hw_params_raw.config_params.alaw;
+ struct ccdc_a_law *alaw = &ccdc_cfg.bayer.config_params.alaw;
- if (ccdc_if_type == VPFE_RAW_BAYER) {
- ccdc_hw_params_raw.pix_fmt = CCDC_PIXFMT_RAW;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER) {
+ ccdc_cfg.bayer.pix_fmt = CCDC_PIXFMT_RAW;
if (pixfmt == V4L2_PIX_FMT_SBGGR8)
alaw->enable = 1;
else if (pixfmt != V4L2_PIX_FMT_SBGGR16)
return -EINVAL;
} else {
if (pixfmt == V4L2_PIX_FMT_YUYV)
- ccdc_hw_params_ycbcr.pix_order = CCDC_PIXORDER_YCBYCR;
+ ccdc_cfg.ycbcr.pix_order = CCDC_PIXORDER_YCBYCR;
else if (pixfmt == V4L2_PIX_FMT_UYVY)
- ccdc_hw_params_ycbcr.pix_order = CCDC_PIXORDER_CBYCRY;
+ ccdc_cfg.ycbcr.pix_order = CCDC_PIXORDER_CBYCRY;
else
return -EINVAL;
}
@@ -834,17 +841,16 @@ static int ccdc_set_pixel_format(u32 pixfmt)
}
static u32 ccdc_get_pixel_format(void)
{
- struct ccdc_a_law *alaw =
- &ccdc_hw_params_raw.config_params.alaw;
+ struct ccdc_a_law *alaw = &ccdc_cfg.bayer.config_params.alaw;
u32 pixfmt;
- if (ccdc_if_type == VPFE_RAW_BAYER)
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
if (alaw->enable)
pixfmt = V4L2_PIX_FMT_SBGGR8;
else
pixfmt = V4L2_PIX_FMT_SBGGR16;
else {
- if (ccdc_hw_params_ycbcr.pix_order == CCDC_PIXORDER_YCBYCR)
+ if (ccdc_cfg.ycbcr.pix_order == CCDC_PIXORDER_YCBYCR)
pixfmt = V4L2_PIX_FMT_YUYV;
else
pixfmt = V4L2_PIX_FMT_UYVY;
@@ -853,53 +859,53 @@ static u32 ccdc_get_pixel_format(void)
}
static int ccdc_set_image_window(struct v4l2_rect *win)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
- ccdc_hw_params_raw.win = *win;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
+ ccdc_cfg.bayer.win = *win;
else
- ccdc_hw_params_ycbcr.win = *win;
+ ccdc_cfg.ycbcr.win = *win;
return 0;
}
static void ccdc_get_image_window(struct v4l2_rect *win)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
- *win = ccdc_hw_params_raw.win;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
+ *win = ccdc_cfg.bayer.win;
else
- *win = ccdc_hw_params_ycbcr.win;
+ *win = ccdc_cfg.ycbcr.win;
}
static unsigned int ccdc_get_line_length(void)
{
struct ccdc_config_params_raw *config_params =
- &ccdc_hw_params_raw.config_params;
+ &ccdc_cfg.bayer.config_params;
unsigned int len;
- if (ccdc_if_type == VPFE_RAW_BAYER) {
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER) {
if ((config_params->alaw.enable) ||
(config_params->data_sz == CCDC_DATA_8BITS))
- len = ccdc_hw_params_raw.win.width;
+ len = ccdc_cfg.bayer.win.width;
else
- len = ccdc_hw_params_raw.win.width * 2;
+ len = ccdc_cfg.bayer.win.width * 2;
} else
- len = ccdc_hw_params_ycbcr.win.width * 2;
+ len = ccdc_cfg.ycbcr.win.width * 2;
return ALIGN(len, 32);
}
static int ccdc_set_frame_format(enum ccdc_frmfmt frm_fmt)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
- ccdc_hw_params_raw.frm_fmt = frm_fmt;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
+ ccdc_cfg.bayer.frm_fmt = frm_fmt;
else
- ccdc_hw_params_ycbcr.frm_fmt = frm_fmt;
+ ccdc_cfg.ycbcr.frm_fmt = frm_fmt;
return 0;
}
static enum ccdc_frmfmt ccdc_get_frame_format(void)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
- return ccdc_hw_params_raw.frm_fmt;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
+ return ccdc_cfg.bayer.frm_fmt;
else
- return ccdc_hw_params_ycbcr.frm_fmt;
+ return ccdc_cfg.ycbcr.frm_fmt;
}
static int ccdc_getfid(void)
@@ -916,14 +922,14 @@ static inline void ccdc_setfbaddr(unsigned long addr)
static int ccdc_set_hw_if_params(struct vpfe_hw_if_param *params)
{
- ccdc_if_type = params->if_type;
+ ccdc_cfg.if_type = params->if_type;
switch (params->if_type) {
case VPFE_BT656:
case VPFE_YCBCR_SYNC_16:
case VPFE_YCBCR_SYNC_8:
- ccdc_hw_params_ycbcr.vd_pol = params->vdpol;
- ccdc_hw_params_ycbcr.hd_pol = params->hdpol;
+ ccdc_cfg.ycbcr.vd_pol = params->vdpol;
+ ccdc_cfg.ycbcr.hd_pol = params->hdpol;
break;
default:
/* TODO add support for raw bayer here */
@@ -938,7 +944,6 @@ static struct ccdc_hw_device ccdc_hw_dev = {
.hw_ops = {
.open = ccdc_open,
.close = ccdc_close,
- .set_ccdc_base = ccdc_set_ccdc_base,
.enable = ccdc_enable,
.enable_out_to_sdram = ccdc_enable_output_to_sdram,
.set_hw_if_params = ccdc_set_hw_if_params,
@@ -959,19 +964,118 @@ static struct ccdc_hw_device ccdc_hw_dev = {
},
};
-static int __init dm355_ccdc_init(void)
+static int __init dm355_ccdc_probe(struct platform_device *pdev)
{
- printk(KERN_NOTICE "dm355_ccdc_init\n");
- if (vpfe_register_ccdc_device(&ccdc_hw_dev) < 0)
- return -1;
- printk(KERN_NOTICE "%s is registered with vpfe.\n",
- ccdc_hw_dev.name);
+ void (*setup_pinmux)(void);
+ struct resource *res;
+ int status = 0;
+
+ /*
+ * first try to register with vpfe. If not correct platform, then we
+ * don't have to iomap
+ */
+ status = vpfe_register_ccdc_device(&ccdc_hw_dev);
+ if (status < 0)
+ return status;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ status = -ENODEV;
+ goto fail_nores;
+ }
+
+ res = request_mem_region(res->start, resource_size(res), res->name);
+ if (!res) {
+ status = -EBUSY;
+ goto fail_nores;
+ }
+
+ ccdc_cfg.base_addr = ioremap_nocache(res->start, resource_size(res));
+ if (!ccdc_cfg.base_addr) {
+ status = -ENOMEM;
+ goto fail_nomem;
+ }
+
+ /* Get and enable Master clock */
+ ccdc_cfg.mclk = clk_get(&pdev->dev, "master");
+ if (IS_ERR(ccdc_cfg.mclk)) {
+ status = PTR_ERR(ccdc_cfg.mclk);
+ goto fail_nomap;
+ }
+ if (clk_enable(ccdc_cfg.mclk)) {
+ status = -ENODEV;
+ goto fail_mclk;
+ }
+
+ /* Get and enable Slave clock */
+ ccdc_cfg.sclk = clk_get(&pdev->dev, "slave");
+ if (IS_ERR(ccdc_cfg.sclk)) {
+ status = PTR_ERR(ccdc_cfg.sclk);
+ goto fail_mclk;
+ }
+ if (clk_enable(ccdc_cfg.sclk)) {
+ status = -ENODEV;
+ goto fail_sclk;
+ }
+
+ /* Platform data holds setup_pinmux function ptr */
+ if (NULL == pdev->dev.platform_data) {
+ status = -ENODEV;
+ goto fail_sclk;
+ }
+ setup_pinmux = pdev->dev.platform_data;
+ /*
+ * setup Mux configuration for ccdc which may be different for
+ * different SoCs using this CCDC
+ */
+ setup_pinmux();
+ ccdc_cfg.dev = &pdev->dev;
+ printk(KERN_NOTICE "%s is registered with vpfe.\n", ccdc_hw_dev.name);
return 0;
+fail_sclk:
+ clk_put(ccdc_cfg.sclk);
+fail_mclk:
+ clk_put(ccdc_cfg.mclk);
+fail_nomap:
+ iounmap(ccdc_cfg.base_addr);
+fail_nomem:
+ release_mem_region(res->start, resource_size(res));
+fail_nores:
+ vpfe_unregister_ccdc_device(&ccdc_hw_dev);
+ return status;
}
-static void __exit dm355_ccdc_exit(void)
+static int dm355_ccdc_remove(struct platform_device *pdev)
{
+ struct resource *res;
+
+ clk_put(ccdc_cfg.mclk);
+ clk_put(ccdc_cfg.sclk);
+ iounmap(ccdc_cfg.base_addr);
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (res)
+ release_mem_region(res->start, resource_size(res));
vpfe_unregister_ccdc_device(&ccdc_hw_dev);
+ return 0;
+}
+
+static struct platform_driver dm355_ccdc_driver = {
+ .driver = {
+ .name = "dm355_ccdc",
+ .owner = THIS_MODULE,
+ },
+ .remove = __devexit_p(dm355_ccdc_remove),
+ .probe = dm355_ccdc_probe,
+};
+
+static int __init dm355_ccdc_init(void)
+{
+ return platform_driver_register(&dm355_ccdc_driver);
+}
+
+static void __exit dm355_ccdc_exit(void)
+{
+ platform_driver_unregister(&dm355_ccdc_driver);
}
module_init(dm355_ccdc_init);
diff --git a/drivers/media/video/davinci/dm644x_ccdc.c b/drivers/media/video/davinci/dm644x_ccdc.c
index d5fa193f32d..0c394cade22 100644
--- a/drivers/media/video/davinci/dm644x_ccdc.c
+++ b/drivers/media/video/davinci/dm644x_ccdc.c
@@ -37,8 +37,12 @@
#include <linux/platform_device.h>
#include <linux/uaccess.h>
#include <linux/videodev2.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+
#include <media/davinci/dm644x_ccdc.h>
#include <media/davinci/vpss.h>
+
#include "dm644x_ccdc_regs.h"
#include "ccdc_hw_device.h"
@@ -46,32 +50,44 @@ MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("CCDC Driver for DM6446");
MODULE_AUTHOR("Texas Instruments");
-static struct device *dev;
-
-/* Object for CCDC raw mode */
-static struct ccdc_params_raw ccdc_hw_params_raw = {
- .pix_fmt = CCDC_PIXFMT_RAW,
- .frm_fmt = CCDC_FRMFMT_PROGRESSIVE,
- .win = CCDC_WIN_VGA,
- .fid_pol = VPFE_PINPOL_POSITIVE,
- .vd_pol = VPFE_PINPOL_POSITIVE,
- .hd_pol = VPFE_PINPOL_POSITIVE,
- .config_params = {
- .data_sz = CCDC_DATA_10BITS,
+static struct ccdc_oper_config {
+ struct device *dev;
+ /* CCDC interface type */
+ enum vpfe_hw_if_type if_type;
+ /* Raw Bayer configuration */
+ struct ccdc_params_raw bayer;
+ /* YCbCr configuration */
+ struct ccdc_params_ycbcr ycbcr;
+ /* Master clock */
+ struct clk *mclk;
+ /* slave clock */
+ struct clk *sclk;
+ /* ccdc base address */
+ void __iomem *base_addr;
+} ccdc_cfg = {
+ /* Raw configurations */
+ .bayer = {
+ .pix_fmt = CCDC_PIXFMT_RAW,
+ .frm_fmt = CCDC_FRMFMT_PROGRESSIVE,
+ .win = CCDC_WIN_VGA,
+ .fid_pol = VPFE_PINPOL_POSITIVE,
+ .vd_pol = VPFE_PINPOL_POSITIVE,
+ .hd_pol = VPFE_PINPOL_POSITIVE,
+ .config_params = {
+ .data_sz = CCDC_DATA_10BITS,
+ },
+ },
+ .ycbcr = {
+ .pix_fmt = CCDC_PIXFMT_YCBCR_8BIT,
+ .frm_fmt = CCDC_FRMFMT_INTERLACED,
+ .win = CCDC_WIN_PAL,
+ .fid_pol = VPFE_PINPOL_POSITIVE,
+ .vd_pol = VPFE_PINPOL_POSITIVE,
+ .hd_pol = VPFE_PINPOL_POSITIVE,
+ .bt656_enable = 1,
+ .pix_order = CCDC_PIXORDER_CBYCRY,
+ .buf_type = CCDC_BUFTYPE_FLD_INTERLEAVED
},
-};
-
-/* Object for CCDC ycbcr mode */
-static struct ccdc_params_ycbcr ccdc_hw_params_ycbcr = {
- .pix_fmt = CCDC_PIXFMT_YCBCR_8BIT,
- .frm_fmt = CCDC_FRMFMT_INTERLACED,
- .win = CCDC_WIN_PAL,
- .fid_pol = VPFE_PINPOL_POSITIVE,
- .vd_pol = VPFE_PINPOL_POSITIVE,
- .hd_pol = VPFE_PINPOL_POSITIVE,
- .bt656_enable = 1,
- .pix_order = CCDC_PIXORDER_CBYCRY,
- .buf_type = CCDC_BUFTYPE_FLD_INTERLEAVED
};
#define CCDC_MAX_RAW_YUV_FORMATS 2
@@ -84,25 +100,15 @@ static u32 ccdc_raw_bayer_pix_formats[] =
static u32 ccdc_raw_yuv_pix_formats[] =
{V4L2_PIX_FMT_UYVY, V4L2_PIX_FMT_YUYV};
-static void *__iomem ccdc_base_addr;
-static int ccdc_addr_size;
-static enum vpfe_hw_if_type ccdc_if_type;
-
/* register access routines */
static inline u32 regr(u32 offset)
{
- return __raw_readl(ccdc_base_addr + offset);
+ return __raw_readl(ccdc_cfg.base_addr + offset);
}
static inline void regw(u32 val, u32 offset)
{
- __raw_writel(val, ccdc_base_addr + offset);
-}
-
-static void ccdc_set_ccdc_base(void *addr, int size)
-{
- ccdc_base_addr = addr;
- ccdc_addr_size = size;
+ __raw_writel(val, ccdc_cfg.base_addr + offset);
}
static void ccdc_enable(int flag)
@@ -132,7 +138,7 @@ void ccdc_setwin(struct v4l2_rect *image_win,
int vert_start, vert_nr_lines;
int val = 0, mid_img = 0;
- dev_dbg(dev, "\nStarting ccdc_setwin...");
+ dev_dbg(ccdc_cfg.dev, "\nStarting ccdc_setwin...");
/*
* ppc - per pixel count. indicates how many pixels per cell
* output to SDRAM. example, for ycbcr, it is one y and one c, so 2.
@@ -171,7 +177,7 @@ void ccdc_setwin(struct v4l2_rect *image_win,
regw((vert_start << CCDC_VERT_START_SLV0_SHIFT) | vert_start,
CCDC_VERT_START);
regw(vert_nr_lines, CCDC_VERT_LINES);
- dev_dbg(dev, "\nEnd of ccdc_setwin...");
+ dev_dbg(ccdc_cfg.dev, "\nEnd of ccdc_setwin...");
}
static void ccdc_readregs(void)
@@ -179,39 +185,39 @@ static void ccdc_readregs(void)
unsigned int val = 0;
val = regr(CCDC_ALAW);
- dev_notice(dev, "\nReading 0x%x to ALAW...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to ALAW...\n", val);
val = regr(CCDC_CLAMP);
- dev_notice(dev, "\nReading 0x%x to CLAMP...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to CLAMP...\n", val);
val = regr(CCDC_DCSUB);
- dev_notice(dev, "\nReading 0x%x to DCSUB...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to DCSUB...\n", val);
val = regr(CCDC_BLKCMP);
- dev_notice(dev, "\nReading 0x%x to BLKCMP...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to BLKCMP...\n", val);
val = regr(CCDC_FPC_ADDR);
- dev_notice(dev, "\nReading 0x%x to FPC_ADDR...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to FPC_ADDR...\n", val);
val = regr(CCDC_FPC);
- dev_notice(dev, "\nReading 0x%x to FPC...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to FPC...\n", val);
val = regr(CCDC_FMTCFG);
- dev_notice(dev, "\nReading 0x%x to FMTCFG...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to FMTCFG...\n", val);
val = regr(CCDC_COLPTN);
- dev_notice(dev, "\nReading 0x%x to COLPTN...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to COLPTN...\n", val);
val = regr(CCDC_FMT_HORZ);
- dev_notice(dev, "\nReading 0x%x to FMT_HORZ...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to FMT_HORZ...\n", val);
val = regr(CCDC_FMT_VERT);
- dev_notice(dev, "\nReading 0x%x to FMT_VERT...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to FMT_VERT...\n", val);
val = regr(CCDC_HSIZE_OFF);
- dev_notice(dev, "\nReading 0x%x to HSIZE_OFF...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to HSIZE_OFF...\n", val);
val = regr(CCDC_SDOFST);
- dev_notice(dev, "\nReading 0x%x to SDOFST...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to SDOFST...\n", val);
val = regr(CCDC_VP_OUT);
- dev_notice(dev, "\nReading 0x%x to VP_OUT...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to VP_OUT...\n", val);
val = regr(CCDC_SYN_MODE);
- dev_notice(dev, "\nReading 0x%x to SYN_MODE...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to SYN_MODE...\n", val);
val = regr(CCDC_HORZ_INFO);
- dev_notice(dev, "\nReading 0x%x to HORZ_INFO...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to HORZ_INFO...\n", val);
val = regr(CCDC_VERT_START);
- dev_notice(dev, "\nReading 0x%x to VERT_START...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to VERT_START...\n", val);
val = regr(CCDC_VERT_LINES);
- dev_notice(dev, "\nReading 0x%x to VERT_LINES...\n", val);
+ dev_notice(ccdc_cfg.dev, "\nReading 0x%x to VERT_LINES...\n", val);
}
static int validate_ccdc_param(struct ccdc_config_params_raw *ccdcparam)
@@ -220,7 +226,7 @@ static int validate_ccdc_param(struct ccdc_config_params_raw *ccdcparam)
if ((ccdcparam->alaw.gama_wd > CCDC_GAMMA_BITS_09_0) ||
(ccdcparam->alaw.gama_wd < CCDC_GAMMA_BITS_15_6) ||
(ccdcparam->alaw.gama_wd < ccdcparam->data_sz)) {
- dev_dbg(dev, "\nInvalid data line select");
+ dev_dbg(ccdc_cfg.dev, "\nInvalid data line select");
return -1;
}
}
@@ -230,7 +236,7 @@ static int validate_ccdc_param(struct ccdc_config_params_raw *ccdcparam)
static int ccdc_update_raw_params(struct ccdc_config_params_raw *raw_params)
{
struct ccdc_config_params_raw *config_params =
- &ccdc_hw_params_raw.config_params;
+ &ccdc_cfg.bayer.config_params;
unsigned int *fpc_virtaddr = NULL;
unsigned int *fpc_physaddr = NULL;
@@ -266,7 +272,7 @@ static int ccdc_update_raw_params(struct ccdc_config_params_raw *raw_params)
FP_NUM_BYTES));
if (fpc_virtaddr == NULL) {
- dev_dbg(dev,
+ dev_dbg(ccdc_cfg.dev,
"\nUnable to allocate memory for FPC");
return -EFAULT;
}
@@ -279,7 +285,7 @@ static int ccdc_update_raw_params(struct ccdc_config_params_raw *raw_params)
if (copy_from_user(fpc_virtaddr,
(void __user *)raw_params->fault_pxl.fpc_table_addr,
config_params->fault_pxl.fp_num * FP_NUM_BYTES)) {
- dev_dbg(dev, "\n copy_from_user failed");
+ dev_dbg(ccdc_cfg.dev, "\n copy_from_user failed");
return -EFAULT;
}
config_params->fault_pxl.fpc_table_addr = (unsigned int)fpc_physaddr;
@@ -289,7 +295,7 @@ static int ccdc_update_raw_params(struct ccdc_config_params_raw *raw_params)
static int ccdc_close(struct device *dev)
{
struct ccdc_config_params_raw *config_params =
- &ccdc_hw_params_raw.config_params;
+ &ccdc_cfg.bayer.config_params;
unsigned int *fpc_physaddr = NULL, *fpc_virtaddr = NULL;
fpc_physaddr = (unsigned int *)config_params->fault_pxl.fpc_table_addr;
@@ -323,9 +329,8 @@ static void ccdc_restore_defaults(void)
static int ccdc_open(struct device *device)
{
- dev = device;
ccdc_restore_defaults();
- if (ccdc_if_type == VPFE_RAW_BAYER)
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
ccdc_enable_vport(1);
return 0;
}
@@ -341,12 +346,12 @@ static int ccdc_set_params(void __user *params)
struct ccdc_config_params_raw ccdc_raw_params;
int x;
- if (ccdc_if_type != VPFE_RAW_BAYER)
+ if (ccdc_cfg.if_type != VPFE_RAW_BAYER)
return -EINVAL;
x = copy_from_user(&ccdc_raw_params, params, sizeof(ccdc_raw_params));
if (x) {
- dev_dbg(dev, "ccdc_set_params: error in copying"
+ dev_dbg(ccdc_cfg.dev, "ccdc_set_params: error in copying"
"ccdc params, %d\n", x);
return -EFAULT;
}
@@ -364,10 +369,10 @@ static int ccdc_set_params(void __user *params)
*/
void ccdc_config_ycbcr(void)
{
- struct ccdc_params_ycbcr *params = &ccdc_hw_params_ycbcr;
+ struct ccdc_params_ycbcr *params = &ccdc_cfg.ycbcr;
u32 syn_mode;
- dev_dbg(dev, "\nStarting ccdc_config_ycbcr...");
+ dev_dbg(ccdc_cfg.dev, "\nStarting ccdc_config_ycbcr...");
/*
* first restore the CCDC registers to default values
* This is important since we assume default values to be set in
@@ -428,7 +433,7 @@ void ccdc_config_ycbcr(void)
regw(CCDC_SDOFST_FIELD_INTERLEAVED, CCDC_SDOFST);
ccdc_sbl_reset();
- dev_dbg(dev, "\nEnd of ccdc_config_ycbcr...\n");
+ dev_dbg(ccdc_cfg.dev, "\nEnd of ccdc_config_ycbcr...\n");
ccdc_readregs();
}
@@ -440,9 +445,9 @@ static void ccdc_config_black_clamp(struct ccdc_black_clamp *bclamp)
/* configure DCSub */
val = (bclamp->dc_sub) & CCDC_BLK_DC_SUB_MASK;
regw(val, CCDC_DCSUB);
- dev_dbg(dev, "\nWriting 0x%x to DCSUB...\n", val);
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to DCSUB...\n", val);
regw(CCDC_CLAMP_DEFAULT_VAL, CCDC_CLAMP);
- dev_dbg(dev, "\nWriting 0x0000 to CLAMP...\n");
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x0000 to CLAMP...\n");
return;
}
/*
@@ -457,10 +462,10 @@ static void ccdc_config_black_clamp(struct ccdc_black_clamp *bclamp)
((bclamp->sample_pixel & CCDC_BLK_SAMPLE_LN_MASK) <<
CCDC_BLK_SAMPLE_LN_SHIFT) | CCDC_BLK_CLAMP_ENABLE);
regw(val, CCDC_CLAMP);
- dev_dbg(dev, "\nWriting 0x%x to CLAMP...\n", val);
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to CLAMP...\n", val);
/* If Black clamping is enable then make dcsub 0 */
regw(CCDC_DCSUB_DEFAULT_VAL, CCDC_DCSUB);
- dev_dbg(dev, "\nWriting 0x00000000 to DCSUB...\n");
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x00000000 to DCSUB...\n");
}
static void ccdc_config_black_compense(struct ccdc_black_compensation *bcomp)
@@ -490,17 +495,17 @@ static void ccdc_config_fpc(struct ccdc_fault_pixel *fpc)
/* Configure Fault pixel if needed */
regw(fpc->fpc_table_addr, CCDC_FPC_ADDR);
- dev_dbg(dev, "\nWriting 0x%x to FPC_ADDR...\n",
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to FPC_ADDR...\n",
(fpc->fpc_table_addr));
/* Write the FPC params with FPC disable */
val = fpc->fp_num & CCDC_FPC_FPC_NUM_MASK;
regw(val, CCDC_FPC);
- dev_dbg(dev, "\nWriting 0x%x to FPC...\n", val);
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to FPC...\n", val);
/* read the FPC register */
val = regr(CCDC_FPC) | CCDC_FPC_ENABLE;
regw(val, CCDC_FPC);
- dev_dbg(dev, "\nWriting 0x%x to FPC...\n", val);
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to FPC...\n", val);
}
/*
@@ -509,13 +514,13 @@ static void ccdc_config_fpc(struct ccdc_fault_pixel *fpc)
*/
void ccdc_config_raw(void)
{
- struct ccdc_params_raw *params = &ccdc_hw_params_raw;
+ struct ccdc_params_raw *params = &ccdc_cfg.bayer;
struct ccdc_config_params_raw *config_params =
- &ccdc_hw_params_raw.config_params;
+ &ccdc_cfg.bayer.config_params;
unsigned int syn_mode = 0;
unsigned int val;
- dev_dbg(dev, "\nStarting ccdc_config_raw...");
+ dev_dbg(ccdc_cfg.dev, "\nStarting ccdc_config_raw...");
/* Reset CCDC */
ccdc_restore_defaults();
@@ -545,7 +550,7 @@ void ccdc_config_raw(void)
val = ((config_params->alaw.gama_wd &
CCDC_ALAW_GAMA_WD_MASK) | CCDC_ALAW_ENABLE);
regw(val, CCDC_ALAW);
- dev_dbg(dev, "\nWriting 0x%x to ALAW...\n", val);
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to ALAW...\n", val);
}
/* Configure video window */
@@ -582,11 +587,11 @@ void ccdc_config_raw(void)
/* Write value in FMTCFG */
regw(val, CCDC_FMTCFG);
- dev_dbg(dev, "\nWriting 0x%x to FMTCFG...\n", val);
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to FMTCFG...\n", val);
/* Configure the color pattern according to mt9t001 sensor */
regw(CCDC_COLPTN_VAL, CCDC_COLPTN);
- dev_dbg(dev, "\nWriting 0xBB11BB11 to COLPTN...\n");
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0xBB11BB11 to COLPTN...\n");
/*
* Configure Data formatter(Video port) pixel selection
* (FMT_HORZ, FMT_VERT)
@@ -596,7 +601,7 @@ void ccdc_config_raw(void)
(params->win.width & CCDC_FMT_HORZ_FMTLNH_MASK);
regw(val, CCDC_FMT_HORZ);
- dev_dbg(dev, "\nWriting 0x%x to FMT_HORZ...\n", val);
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to FMT_HORZ...\n", val);
val = (params->win.top & CCDC_FMT_VERT_FMTSLV_MASK)
<< CCDC_FMT_VERT_FMTSLV_SHIFT;
if (params->frm_fmt == CCDC_FRMFMT_PROGRESSIVE)
@@ -604,13 +609,13 @@ void ccdc_config_raw(void)
else
val |= (params->win.height >> 1) & CCDC_FMT_VERT_FMTLNV_MASK;
- dev_dbg(dev, "\nparams->win.height 0x%x ...\n",
+ dev_dbg(ccdc_cfg.dev, "\nparams->win.height 0x%x ...\n",
params->win.height);
regw(val, CCDC_FMT_VERT);
- dev_dbg(dev, "\nWriting 0x%x to FMT_VERT...\n", val);
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to FMT_VERT...\n", val);
- dev_dbg(dev, "\nbelow regw(val, FMT_VERT)...");
+ dev_dbg(ccdc_cfg.dev, "\nbelow regw(val, FMT_VERT)...");
/*
* Configure Horizontal offset register. If pack 8 is enabled then
@@ -631,17 +636,17 @@ void ccdc_config_raw(void)
if (params->image_invert_enable) {
/* For intelace inverse mode */
regw(CCDC_INTERLACED_IMAGE_INVERT, CCDC_SDOFST);
- dev_dbg(dev, "\nWriting 0x4B6D to SDOFST...\n");
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x4B6D to SDOFST..\n");
}
else {
/* For intelace non inverse mode */
regw(CCDC_INTERLACED_NO_IMAGE_INVERT, CCDC_SDOFST);
- dev_dbg(dev, "\nWriting 0x0249 to SDOFST...\n");
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x0249 to SDOFST..\n");
}
} else if (params->frm_fmt == CCDC_FRMFMT_PROGRESSIVE) {
regw(CCDC_PROGRESSIVE_NO_IMAGE_INVERT, CCDC_SDOFST);
- dev_dbg(dev, "\nWriting 0x0000 to SDOFST...\n");
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x0000 to SDOFST...\n");
}
/*
@@ -662,18 +667,18 @@ void ccdc_config_raw(void)
val |= (params->win.left) & CCDC_VP_OUT_HORZ_ST_MASK;
regw(val, CCDC_VP_OUT);
- dev_dbg(dev, "\nWriting 0x%x to VP_OUT...\n", val);
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to VP_OUT...\n", val);
regw(syn_mode, CCDC_SYN_MODE);
- dev_dbg(dev, "\nWriting 0x%x to SYN_MODE...\n", syn_mode);
+ dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to SYN_MODE...\n", syn_mode);
ccdc_sbl_reset();
- dev_dbg(dev, "\nend of ccdc_config_raw...");
+ dev_dbg(ccdc_cfg.dev, "\nend of ccdc_config_raw...");
ccdc_readregs();
}
static int ccdc_configure(void)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
ccdc_config_raw();
else
ccdc_config_ycbcr();
@@ -682,24 +687,24 @@ static int ccdc_configure(void)
static int ccdc_set_buftype(enum ccdc_buftype buf_type)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
- ccdc_hw_params_raw.buf_type = buf_type;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
+ ccdc_cfg.bayer.buf_type = buf_type;
else
- ccdc_hw_params_ycbcr.buf_type = buf_type;
+ ccdc_cfg.ycbcr.buf_type = buf_type;
return 0;
}
static enum ccdc_buftype ccdc_get_buftype(void)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
- return ccdc_hw_params_raw.buf_type;
- return ccdc_hw_params_ycbcr.buf_type;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
+ return ccdc_cfg.bayer.buf_type;
+ return ccdc_cfg.ycbcr.buf_type;
}
static int ccdc_enum_pix(u32 *pix, int i)
{
int ret = -EINVAL;
- if (ccdc_if_type == VPFE_RAW_BAYER) {
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER) {
if (i < ARRAY_SIZE(ccdc_raw_bayer_pix_formats)) {
*pix = ccdc_raw_bayer_pix_formats[i];
ret = 0;
@@ -715,17 +720,17 @@ static int ccdc_enum_pix(u32 *pix, int i)
static int ccdc_set_pixel_format(u32 pixfmt)
{
- if (ccdc_if_type == VPFE_RAW_BAYER) {
- ccdc_hw_params_raw.pix_fmt = CCDC_PIXFMT_RAW;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER) {
+ ccdc_cfg.bayer.pix_fmt = CCDC_PIXFMT_RAW;
if (pixfmt == V4L2_PIX_FMT_SBGGR8)
- ccdc_hw_params_raw.config_params.alaw.enable = 1;
+ ccdc_cfg.bayer.config_params.alaw.enable = 1;
else if (pixfmt != V4L2_PIX_FMT_SBGGR16)
return -EINVAL;
} else {
if (pixfmt == V4L2_PIX_FMT_YUYV)
- ccdc_hw_params_ycbcr.pix_order = CCDC_PIXORDER_YCBYCR;
+ ccdc_cfg.ycbcr.pix_order = CCDC_PIXORDER_YCBYCR;
else if (pixfmt == V4L2_PIX_FMT_UYVY)
- ccdc_hw_params_ycbcr.pix_order = CCDC_PIXORDER_CBYCRY;
+ ccdc_cfg.ycbcr.pix_order = CCDC_PIXORDER_CBYCRY;
else
return -EINVAL;
}
@@ -734,17 +739,16 @@ static int ccdc_set_pixel_format(u32 pixfmt)
static u32 ccdc_get_pixel_format(void)
{
- struct ccdc_a_law *alaw =
- &ccdc_hw_params_raw.config_params.alaw;
+ struct ccdc_a_law *alaw = &ccdc_cfg.bayer.config_params.alaw;
u32 pixfmt;
- if (ccdc_if_type == VPFE_RAW_BAYER)
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
if (alaw->enable)
pixfmt = V4L2_PIX_FMT_SBGGR8;
else
pixfmt = V4L2_PIX_FMT_SBGGR16;
else {
- if (ccdc_hw_params_ycbcr.pix_order == CCDC_PIXORDER_YCBYCR)
+ if (ccdc_cfg.ycbcr.pix_order == CCDC_PIXORDER_YCBYCR)
pixfmt = V4L2_PIX_FMT_YUYV;
else
pixfmt = V4L2_PIX_FMT_UYVY;
@@ -754,53 +758,53 @@ static u32 ccdc_get_pixel_format(void)
static int ccdc_set_image_window(struct v4l2_rect *win)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
- ccdc_hw_params_raw.win = *win;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
+ ccdc_cfg.bayer.win = *win;
else
- ccdc_hw_params_ycbcr.win = *win;
+ ccdc_cfg.ycbcr.win = *win;
return 0;
}
static void ccdc_get_image_window(struct v4l2_rect *win)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
- *win = ccdc_hw_params_raw.win;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
+ *win = ccdc_cfg.bayer.win;
else
- *win = ccdc_hw_params_ycbcr.win;
+ *win = ccdc_cfg.ycbcr.win;
}
static unsigned int ccdc_get_line_length(void)
{
struct ccdc_config_params_raw *config_params =
- &ccdc_hw_params_raw.config_params;
+ &ccdc_cfg.bayer.config_params;
unsigned int len;
- if (ccdc_if_type == VPFE_RAW_BAYER) {
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER) {
if ((config_params->alaw.enable) ||
(config_params->data_sz == CCDC_DATA_8BITS))
- len = ccdc_hw_params_raw.win.width;
+ len = ccdc_cfg.bayer.win.width;
else
- len = ccdc_hw_params_raw.win.width * 2;
+ len = ccdc_cfg.bayer.win.width * 2;
} else
- len = ccdc_hw_params_ycbcr.win.width * 2;
+ len = ccdc_cfg.ycbcr.win.width * 2;
return ALIGN(len, 32);
}
static int ccdc_set_frame_format(enum ccdc_frmfmt frm_fmt)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
- ccdc_hw_params_raw.frm_fmt = frm_fmt;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
+ ccdc_cfg.bayer.frm_fmt = frm_fmt;
else
- ccdc_hw_params_ycbcr.frm_fmt = frm_fmt;
+ ccdc_cfg.ycbcr.frm_fmt = frm_fmt;
return 0;
}
static enum ccdc_frmfmt ccdc_get_frame_format(void)
{
- if (ccdc_if_type == VPFE_RAW_BAYER)
- return ccdc_hw_params_raw.frm_fmt;
+ if (ccdc_cfg.if_type == VPFE_RAW_BAYER)
+ return ccdc_cfg.bayer.frm_fmt;
else
- return ccdc_hw_params_ycbcr.frm_fmt;
+ return ccdc_cfg.ycbcr.frm_fmt;
}
static int ccdc_getfid(void)
@@ -816,14 +820,14 @@ static inline void ccdc_setfbaddr(unsigned long addr)
static int ccdc_set_hw_if_params(struct vpfe_hw_if_param *params)
{
- ccdc_if_type = params->if_type;
+ ccdc_cfg.if_type = params->if_type;
switch (params->if_type) {
case VPFE_BT656:
case VPFE_YCBCR_SYNC_16:
case VPFE_YCBCR_SYNC_8:
- ccdc_hw_params_ycbcr.vd_pol = params->vdpol;
- ccdc_hw_params_ycbcr.hd_pol = params->hdpol;
+ ccdc_cfg.ycbcr.vd_pol = params->vdpol;
+ ccdc_cfg.ycbcr.hd_pol = params->hdpol;
break;
default:
/* TODO add support for raw bayer here */
@@ -838,7 +842,6 @@ static struct ccdc_hw_device ccdc_hw_dev = {
.hw_ops = {
.open = ccdc_open,
.close = ccdc_close,
- .set_ccdc_base = ccdc_set_ccdc_base,
.reset = ccdc_sbl_reset,
.enable = ccdc_enable,
.set_hw_if_params = ccdc_set_hw_if_params,
@@ -859,19 +862,105 @@ static struct ccdc_hw_device ccdc_hw_dev = {
},
};
-static int __init dm644x_ccdc_init(void)
+static int __init dm644x_ccdc_probe(struct platform_device *pdev)
{
- printk(KERN_NOTICE "dm644x_ccdc_init\n");
- if (vpfe_register_ccdc_device(&ccdc_hw_dev) < 0)
- return -1;
- printk(KERN_NOTICE "%s is registered with vpfe.\n",
- ccdc_hw_dev.name);
+ struct resource *res;
+ int status = 0;
+
+ /*
+ * first try to register with vpfe. If not correct platform, then we
+ * don't have to iomap
+ */
+ status = vpfe_register_ccdc_device(&ccdc_hw_dev);
+ if (status < 0)
+ return status;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!res) {
+ status = -ENODEV;
+ goto fail_nores;
+ }
+
+ res = request_mem_region(res->start, resource_size(res), res->name);
+ if (!res) {
+ status = -EBUSY;
+ goto fail_nores;
+ }
+
+ ccdc_cfg.base_addr = ioremap_nocache(res->start, resource_size(res));
+ if (!ccdc_cfg.base_addr) {
+ status = -ENOMEM;
+ goto fail_nomem;
+ }
+
+ /* Get and enable Master clock */
+ ccdc_cfg.mclk = clk_get(&pdev->dev, "master");
+ if (IS_ERR(ccdc_cfg.mclk)) {
+ status = PTR_ERR(ccdc_cfg.mclk);
+ goto fail_nomap;
+ }
+ if (clk_enable(ccdc_cfg.mclk)) {
+ status = -ENODEV;
+ goto fail_mclk;
+ }
+
+ /* Get and enable Slave clock */
+ ccdc_cfg.sclk = clk_get(&pdev->dev, "slave");
+ if (IS_ERR(ccdc_cfg.sclk)) {
+ status = PTR_ERR(ccdc_cfg.sclk);
+ goto fail_mclk;
+ }
+ if (clk_enable(ccdc_cfg.sclk)) {
+ status = -ENODEV;
+ goto fail_sclk;
+ }
+ ccdc_cfg.dev = &pdev->dev;
+ printk(KERN_NOTICE "%s is registered with vpfe.\n", ccdc_hw_dev.name);
return 0;
+fail_sclk:
+ clk_put(ccdc_cfg.sclk);
+fail_mclk:
+ clk_put(ccdc_cfg.mclk);
+fail_nomap:
+ iounmap(ccdc_cfg.base_addr);
+fail_nomem:
+ release_mem_region(res->start, resource_size(res));
+fail_nores:
+ vpfe_unregister_ccdc_device(&ccdc_hw_dev);
+ return status;
}
-static void __exit dm644x_ccdc_exit(void)
+static int dm644x_ccdc_remove(struct platform_device *pdev)
{
+ struct resource *res;
+
+ clk_put(ccdc_cfg.mclk);
+ clk_put(ccdc_cfg.sclk);
+ iounmap(ccdc_cfg.base_addr);
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (res)
+ release_mem_region(res->start, resource_size(res));
vpfe_unregister_ccdc_device(&ccdc_hw_dev);
+ return 0;
+}
+
+static struct platform_driver dm644x_ccdc_driver = {
+ .driver = {
+ .name = "dm644x_ccdc",
+ .owner = THIS_MODULE,
+ },
+ .remove = __devexit_p(dm644x_ccdc_remove),
+ .probe = dm644x_ccdc_probe,
+};
+
+static int __init dm644x_ccdc_init(void)
+{
+ return platform_driver_register(&dm644x_ccdc_driver);
+}
+
+static void __exit dm644x_ccdc_exit(void)
+{
+ platform_driver_unregister(&dm644x_ccdc_driver);
}
module_init(dm644x_ccdc_init);
diff --git a/drivers/media/video/davinci/isif.c b/drivers/media/video/davinci/isif.c
new file mode 100644
index 00000000000..29c29c66859
--- /dev/null
+++ b/drivers/media/video/davinci/isif.c
@@ -0,0 +1,1172 @@
+/*
+ * Copyright (C) 2008-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Image Sensor Interface (ISIF) driver
+ *
+ * This driver is for configuring the ISIF IP available on DM365 or any other
+ * TI SoCs. This is used for capturing yuv or bayer video or image data
+ * from a decoder or sensor. This IP is similar to the CCDC IP on DM355
+ * and DM6446, but with enhanced or additional ip blocks. The driver
+ * configures the ISIF upon commands from the vpfe bridge driver through
+ * ccdc_hw_device interface.
+ *
+ * TODO: 1) Raw bayer parameter settings and bayer capture
+ * 2) Add support for control ioctl
+ */
+#include <linux/delay.h>
+#include <linux/platform_device.h>
+#include <linux/uaccess.h>
+#include <linux/io.h>
+#include <linux/videodev2.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+
+#include <mach/mux.h>
+
+#include <media/davinci/isif.h>
+#include <media/davinci/vpss.h>
+
+#include "isif_regs.h"
+#include "ccdc_hw_device.h"
+
+/* Defaults for module configuration parameters */
+static struct isif_config_params_raw isif_config_defaults = {
+ .linearize = {
+ .en = 0,
+ .corr_shft = ISIF_NO_SHIFT,
+ .scale_fact = {1, 0},
+ },
+ .df_csc = {
+ .df_or_csc = 0,
+ .csc = {
+ .en = 0,
+ },
+ },
+ .dfc = {
+ .en = 0,
+ },
+ .bclamp = {
+ .en = 0,
+ },
+ .gain_offset = {
+ .gain = {
+ .r_ye = {1, 0},
+ .gr_cy = {1, 0},
+ .gb_g = {1, 0},
+ .b_mg = {1, 0},
+ },
+ },
+ .culling = {
+ .hcpat_odd = 0xff,
+ .hcpat_even = 0xff,
+ .vcpat = 0xff,
+ },
+ .compress = {
+ .alg = ISIF_ALAW,
+ },
+};
+
+/* ISIF operation configuration */
+static struct isif_oper_config {
+ struct device *dev;
+ enum vpfe_hw_if_type if_type;
+ struct isif_ycbcr_config ycbcr;
+ struct isif_params_raw bayer;
+ enum isif_data_pack data_pack;
+ /* Master clock */
+ struct clk *mclk;
+ /* ISIF base address */
+ void __iomem *base_addr;
+ /* ISIF Linear Table 0 */
+ void __iomem *linear_tbl0_addr;
+ /* ISIF Linear Table 1 */
+ void __iomem *linear_tbl1_addr;
+} isif_cfg = {
+ .ycbcr = {
+ .pix_fmt = CCDC_PIXFMT_YCBCR_8BIT,
+ .frm_fmt = CCDC_FRMFMT_INTERLACED,
+ .win = ISIF_WIN_NTSC,
+ .fid_pol = VPFE_PINPOL_POSITIVE,
+ .vd_pol = VPFE_PINPOL_POSITIVE,
+ .hd_pol = VPFE_PINPOL_POSITIVE,
+ .pix_order = CCDC_PIXORDER_CBYCRY,
+ .buf_type = CCDC_BUFTYPE_FLD_INTERLEAVED,
+ },
+ .bayer = {
+ .pix_fmt = CCDC_PIXFMT_RAW,
+ .frm_fmt = CCDC_FRMFMT_PROGRESSIVE,
+ .win = ISIF_WIN_VGA,
+ .fid_pol = VPFE_PINPOL_POSITIVE,
+ .vd_pol = VPFE_PINPOL_POSITIVE,
+ .hd_pol = VPFE_PINPOL_POSITIVE,
+ .gain = {
+ .r_ye = {1, 0},
+ .gr_cy = {1, 0},
+ .gb_g = {1, 0},
+ .b_mg = {1, 0},
+ },
+ .cfa_pat = ISIF_CFA_PAT_MOSAIC,
+ .data_msb = ISIF_BIT_MSB_11,
+ .config_params = {
+ .data_shift = ISIF_NO_SHIFT,
+ .col_pat_field0 = {
+ .olop = ISIF_GREEN_BLUE,
+ .olep = ISIF_BLUE,
+ .elop = ISIF_RED,
+ .elep = ISIF_GREEN_RED,
+ },
+ .col_pat_field1 = {
+ .olop = ISIF_GREEN_BLUE,
+ .olep = ISIF_BLUE,
+ .elop = ISIF_RED,
+ .elep = ISIF_GREEN_RED,
+ },
+ .test_pat_gen = 0,
+ },
+ },
+ .data_pack = ISIF_DATA_PACK8,
+};
+
+/* Raw Bayer formats */
+static const u32 isif_raw_bayer_pix_formats[] = {
+ V4L2_PIX_FMT_SBGGR8, V4L2_PIX_FMT_SBGGR16};
+
+/* Raw YUV formats */
+static const u32 isif_raw_yuv_pix_formats[] = {
+ V4L2_PIX_FMT_UYVY, V4L2_PIX_FMT_YUYV};
+
+/* register access routines */
+static inline u32 regr(u32 offset)
+{
+ return __raw_readl(isif_cfg.base_addr + offset);
+}
+
+static inline void regw(u32 val, u32 offset)
+{
+ __raw_writel(val, isif_cfg.base_addr + offset);
+}
+
+/* reg_modify() - read, modify and write register */
+static inline u32 reg_modify(u32 mask, u32 val, u32 offset)
+{
+ u32 new_val = (regr(offset) & ~mask) | (val & mask);
+
+ regw(new_val, offset);
+ return new_val;
+}
+
+static inline void regw_lin_tbl(u32 val, u32 offset, int i)
+{
+ if (!i)
+ __raw_writel(val, isif_cfg.linear_tbl0_addr + offset);
+ else
+ __raw_writel(val, isif_cfg.linear_tbl1_addr + offset);
+}
+
+static void isif_disable_all_modules(void)
+{
+ /* disable BC */
+ regw(0, CLAMPCFG);
+ /* disable vdfc */
+ regw(0, DFCCTL);
+ /* disable CSC */
+ regw(0, CSCCTL);
+ /* disable linearization */
+ regw(0, LINCFG0);
+ /* disable other modules here as they are supported */
+}
+
+static void isif_enable(int en)
+{
+ if (!en) {
+ /* Before disable isif, disable all ISIF modules */
+ isif_disable_all_modules();
+ /*
+ * wait for next VD. Assume lowest scan rate is 12 Hz. So
+ * 100 msec delay is good enough
+ */
+ msleep(100);
+ }
+ reg_modify(ISIF_SYNCEN_VDHDEN_MASK, en, SYNCEN);
+}
+
+static void isif_enable_output_to_sdram(int en)
+{
+ reg_modify(ISIF_SYNCEN_WEN_MASK, en << ISIF_SYNCEN_WEN_SHIFT, SYNCEN);
+}
+
+static void isif_config_culling(struct isif_cul *cul)
+{
+ u32 val;
+
+ /* Horizontal pattern */
+ val = (cul->hcpat_even << CULL_PAT_EVEN_LINE_SHIFT) | cul->hcpat_odd;
+ regw(val, CULH);
+
+ /* vertical pattern */
+ regw(cul->vcpat, CULV);
+
+ /* LPF */
+ reg_modify(ISIF_LPF_MASK << ISIF_LPF_SHIFT,
+ cul->en_lpf << ISIF_LPF_SHIFT, MODESET);
+}
+
+static void isif_config_gain_offset(void)
+{
+ struct isif_gain_offsets_adj *gain_off_p =
+ &isif_cfg.bayer.config_params.gain_offset;
+ u32 val;
+
+ val = (!!gain_off_p->gain_sdram_en << GAIN_SDRAM_EN_SHIFT) |
+ (!!gain_off_p->gain_ipipe_en << GAIN_IPIPE_EN_SHIFT) |
+ (!!gain_off_p->gain_h3a_en << GAIN_H3A_EN_SHIFT) |
+ (!!gain_off_p->offset_sdram_en << OFST_SDRAM_EN_SHIFT) |
+ (!!gain_off_p->offset_ipipe_en << OFST_IPIPE_EN_SHIFT) |
+ (!!gain_off_p->offset_h3a_en << OFST_H3A_EN_SHIFT);
+
+ reg_modify(GAIN_OFFSET_EN_MASK, val, CGAMMAWD);
+
+ val = (gain_off_p->gain.r_ye.integer << GAIN_INTEGER_SHIFT) |
+ gain_off_p->gain.r_ye.decimal;
+ regw(val, CRGAIN);
+
+ val = (gain_off_p->gain.gr_cy.integer << GAIN_INTEGER_SHIFT) |
+ gain_off_p->gain.gr_cy.decimal;
+ regw(val, CGRGAIN);
+
+ val = (gain_off_p->gain.gb_g.integer << GAIN_INTEGER_SHIFT) |
+ gain_off_p->gain.gb_g.decimal;
+ regw(val, CGBGAIN);
+
+ val = (gain_off_p->gain.b_mg.integer << GAIN_INTEGER_SHIFT) |
+ gain_off_p->gain.b_mg.decimal;
+ regw(val, CBGAIN);
+
+ regw(gain_off_p->offset, COFSTA);
+}
+
+static void isif_restore_defaults(void)
+{
+ enum vpss_ccdc_source_sel source = VPSS_CCDCIN;
+
+ dev_dbg(isif_cfg.dev, "\nstarting isif_restore_defaults...");
+ isif_cfg.bayer.config_params = isif_config_defaults;
+ /* Enable clock to ISIF, IPIPEIF and BL */
+ vpss_enable_clock(VPSS_CCDC_CLOCK, 1);
+ vpss_enable_clock(VPSS_IPIPEIF_CLOCK, 1);
+ vpss_enable_clock(VPSS_BL_CLOCK, 1);
+ /* Set default offset and gain */
+ isif_config_gain_offset();
+ vpss_select_ccdc_source(source);
+ dev_dbg(isif_cfg.dev, "\nEnd of isif_restore_defaults...");
+}
+
+static int isif_open(struct device *device)
+{
+ isif_restore_defaults();
+ return 0;
+}
+
+/* This function will configure the window size to be capture in ISIF reg */
+static void isif_setwin(struct v4l2_rect *image_win,
+ enum ccdc_frmfmt frm_fmt, int ppc)
+{
+ int horz_start, horz_nr_pixels;
+ int vert_start, vert_nr_lines;
+ int mid_img = 0;
+
+ dev_dbg(isif_cfg.dev, "\nStarting isif_setwin...");
+ /*
+ * ppc - per pixel count. indicates how many pixels per cell
+ * output to SDRAM. example, for ycbcr, it is one y and one c, so 2.
+ * raw capture this is 1
+ */
+ horz_start = image_win->left << (ppc - 1);
+ horz_nr_pixels = ((image_win->width) << (ppc - 1)) - 1;
+
+ /* Writing the horizontal info into the registers */
+ regw(horz_start & START_PX_HOR_MASK, SPH);
+ regw(horz_nr_pixels & NUM_PX_HOR_MASK, LNH);
+ vert_start = image_win->top;
+
+ if (frm_fmt == CCDC_FRMFMT_INTERLACED) {
+ vert_nr_lines = (image_win->height >> 1) - 1;
+ vert_start >>= 1;
+ /* To account for VD since line 0 doesn't have any data */
+ vert_start += 1;
+ } else {
+ /* To account for VD since line 0 doesn't have any data */
+ vert_start += 1;
+ vert_nr_lines = image_win->height - 1;
+ /* configure VDINT0 and VDINT1 */
+ mid_img = vert_start + (image_win->height / 2);
+ regw(mid_img, VDINT1);
+ }
+
+ regw(0, VDINT0);
+ regw(vert_start & START_VER_ONE_MASK, SLV0);
+ regw(vert_start & START_VER_TWO_MASK, SLV1);
+ regw(vert_nr_lines & NUM_LINES_VER, LNV);
+}
+
+static void isif_config_bclamp(struct isif_black_clamp *bc)
+{
+ u32 val;
+
+ /*
+ * DC Offset is always added to image data irrespective of bc enable
+ * status
+ */
+ regw(bc->dc_offset, CLDCOFST);
+
+ if (bc->en) {
+ val = bc->bc_mode_color << ISIF_BC_MODE_COLOR_SHIFT;
+
+ /* Enable BC and horizontal clamp caculation paramaters */
+ val = val | 1 | (bc->horz.mode << ISIF_HORZ_BC_MODE_SHIFT);
+
+ regw(val, CLAMPCFG);
+
+ if (bc->horz.mode != ISIF_HORZ_BC_DISABLE) {
+ /*
+ * Window count for calculation
+ * Base window selection
+ * pixel limit
+ * Horizontal size of window
+ * vertical size of the window
+ * Horizontal start position of the window
+ * Vertical start position of the window
+ */
+ val = bc->horz.win_count_calc |
+ ((!!bc->horz.base_win_sel_calc) <<
+ ISIF_HORZ_BC_WIN_SEL_SHIFT) |
+ ((!!bc->horz.clamp_pix_limit) <<
+ ISIF_HORZ_BC_PIX_LIMIT_SHIFT) |
+ (bc->horz.win_h_sz_calc <<
+ ISIF_HORZ_BC_WIN_H_SIZE_SHIFT) |
+ (bc->horz.win_v_sz_calc <<
+ ISIF_HORZ_BC_WIN_V_SIZE_SHIFT);
+ regw(val, CLHWIN0);
+
+ regw(bc->horz.win_start_h_calc, CLHWIN1);
+ regw(bc->horz.win_start_v_calc, CLHWIN2);
+ }
+
+ /* vertical clamp caculation paramaters */
+
+ /* Reset clamp value sel for previous line */
+ val |=
+ (bc->vert.reset_val_sel << ISIF_VERT_BC_RST_VAL_SEL_SHIFT) |
+ (bc->vert.line_ave_coef << ISIF_VERT_BC_LINE_AVE_COEF_SHIFT);
+ regw(val, CLVWIN0);
+
+ /* Optical Black horizontal start position */
+ regw(bc->vert.ob_start_h, CLVWIN1);
+ /* Optical Black vertical start position */
+ regw(bc->vert.ob_start_v, CLVWIN2);
+ /* Optical Black vertical size for calculation */
+ regw(bc->vert.ob_v_sz_calc, CLVWIN3);
+ /* Vertical start position for BC subtraction */
+ regw(bc->vert_start_sub, CLSV);
+ }
+}
+
+static void isif_config_linearization(struct isif_linearize *linearize)
+{
+ u32 val, i;
+
+ if (!linearize->en) {
+ regw(0, LINCFG0);
+ return;
+ }
+
+ /* shift value for correction & enable linearization (set lsb) */
+ val = (linearize->corr_shft << ISIF_LIN_CORRSFT_SHIFT) | 1;
+ regw(val, LINCFG0);
+
+ /* Scale factor */
+ val = ((!!linearize->scale_fact.integer) <<
+ ISIF_LIN_SCALE_FACT_INTEG_SHIFT) |
+ linearize->scale_fact.decimal;
+ regw(val, LINCFG1);
+
+ for (i = 0; i < ISIF_LINEAR_TAB_SIZE; i++) {
+ if (i % 2)
+ regw_lin_tbl(linearize->table[i], ((i >> 1) << 2), 1);
+ else
+ regw_lin_tbl(linearize->table[i], ((i >> 1) << 2), 0);
+ }
+}
+
+static int isif_config_dfc(struct isif_dfc *vdfc)
+{
+ /* initialize retries to loop for max ~ 250 usec */
+ u32 val, count, retries = loops_per_jiffy / (4000/HZ);
+ int i;
+
+ if (!vdfc->en)
+ return 0;
+
+ /* Correction mode */
+ val = (vdfc->corr_mode << ISIF_VDFC_CORR_MOD_SHIFT);
+
+ /* Correct whole line or partial */
+ if (vdfc->corr_whole_line)
+ val |= 1 << ISIF_VDFC_CORR_WHOLE_LN_SHIFT;
+
+ /* level shift value */
+ val |= vdfc->def_level_shift << ISIF_VDFC_LEVEL_SHFT_SHIFT;
+
+ regw(val, DFCCTL);
+
+ /* Defect saturation level */
+ regw(vdfc->def_sat_level, VDFSATLV);
+
+ regw(vdfc->table[0].pos_vert, DFCMEM0);
+ regw(vdfc->table[0].pos_horz, DFCMEM1);
+ if (vdfc->corr_mode == ISIF_VDFC_NORMAL ||
+ vdfc->corr_mode == ISIF_VDFC_HORZ_INTERPOL_IF_SAT) {
+ regw(vdfc->table[0].level_at_pos, DFCMEM2);
+ regw(vdfc->table[0].level_up_pixels, DFCMEM3);
+ regw(vdfc->table[0].level_low_pixels, DFCMEM4);
+ }
+
+ /* set DFCMARST and set DFCMWR */
+ val = regr(DFCMEMCTL) | (1 << ISIF_DFCMEMCTL_DFCMARST_SHIFT) | 1;
+ regw(val, DFCMEMCTL);
+
+ count = retries;
+ while (count && (regr(DFCMEMCTL) & 0x1))
+ count--;
+
+ if (!count) {
+ dev_dbg(isif_cfg.dev, "defect table write timeout !!!\n");
+ return -1;
+ }
+
+ for (i = 1; i < vdfc->num_vdefects; i++) {
+ regw(vdfc->table[i].pos_vert, DFCMEM0);
+ regw(vdfc->table[i].pos_horz, DFCMEM1);
+ if (vdfc->corr_mode == ISIF_VDFC_NORMAL ||
+ vdfc->corr_mode == ISIF_VDFC_HORZ_INTERPOL_IF_SAT) {
+ regw(vdfc->table[i].level_at_pos, DFCMEM2);
+ regw(vdfc->table[i].level_up_pixels, DFCMEM3);
+ regw(vdfc->table[i].level_low_pixels, DFCMEM4);
+ }
+ val = regr(DFCMEMCTL);
+ /* clear DFCMARST and set DFCMWR */
+ val &= ~BIT(ISIF_DFCMEMCTL_DFCMARST_SHIFT);
+ val |= 1;
+ regw(val, DFCMEMCTL);
+
+ count = retries;
+ while (count && (regr(DFCMEMCTL) & 0x1))
+ count--;
+
+ if (!count) {
+ dev_err(isif_cfg.dev,
+ "defect table write timeout !!!\n");
+ return -1;
+ }
+ }
+ if (vdfc->num_vdefects < ISIF_VDFC_TABLE_SIZE) {
+ /* Extra cycle needed */
+ regw(0, DFCMEM0);
+ regw(0x1FFF, DFCMEM1);
+ regw(1, DFCMEMCTL);
+ }
+
+ /* enable VDFC */
+ reg_modify((1 << ISIF_VDFC_EN_SHIFT), (1 << ISIF_VDFC_EN_SHIFT),
+ DFCCTL);
+ return 0;
+}
+
+static void isif_config_csc(struct isif_df_csc *df_csc)
+{
+ u32 val1 = 0, val2 = 0, i;
+
+ if (!df_csc->csc.en) {
+ regw(0, CSCCTL);
+ return;
+ }
+ for (i = 0; i < ISIF_CSC_NUM_COEFF; i++) {
+ if ((i % 2) == 0) {
+ /* CSCM - LSB */
+ val1 = (df_csc->csc.coeff[i].integer <<
+ ISIF_CSC_COEF_INTEG_SHIFT) |
+ df_csc->csc.coeff[i].decimal;
+ } else {
+
+ /* CSCM - MSB */
+ val2 = (df_csc->csc.coeff[i].integer <<
+ ISIF_CSC_COEF_INTEG_SHIFT) |
+ df_csc->csc.coeff[i].decimal;
+ val2 <<= ISIF_CSCM_MSB_SHIFT;
+ val2 |= val1;
+ regw(val2, (CSCM0 + ((i - 1) << 1)));
+ }
+ }
+
+ /* program the active area */
+ regw(df_csc->start_pix, FMTSPH);
+ /*
+ * one extra pixel as required for CSC. Actually number of
+ * pixel - 1 should be configured in this register. So we
+ * need to subtract 1 before writing to FMTSPH, but we will
+ * not do this since csc requires one extra pixel
+ */
+ regw(df_csc->num_pixels, FMTLNH);
+ regw(df_csc->start_line, FMTSLV);
+ /*
+ * one extra line as required for CSC. See reason documented for
+ * num_pixels
+ */
+ regw(df_csc->num_lines, FMTLNV);
+
+ /* Enable CSC */
+ regw(1, CSCCTL);
+}
+
+static int isif_config_raw(void)
+{
+ struct isif_params_raw *params = &isif_cfg.bayer;
+ struct isif_config_params_raw *module_params =
+ &isif_cfg.bayer.config_params;
+ struct vpss_pg_frame_size frame_size;
+ struct vpss_sync_pol sync;
+ u32 val;
+
+ dev_dbg(isif_cfg.dev, "\nStarting isif_config_raw..\n");
+
+ /*
+ * Configure CCDCFG register:-
+ * Set CCD Not to swap input since input is RAW data
+ * Set FID detection function to Latch at V-Sync
+ * Set WENLOG - isif valid area
+ * Set TRGSEL
+ * Set EXTRG
+ * Packed to 8 or 16 bits
+ */
+
+ val = ISIF_YCINSWP_RAW | ISIF_CCDCFG_FIDMD_LATCH_VSYNC |
+ ISIF_CCDCFG_WENLOG_AND | ISIF_CCDCFG_TRGSEL_WEN |
+ ISIF_CCDCFG_EXTRG_DISABLE | isif_cfg.data_pack;
+
+ dev_dbg(isif_cfg.dev, "Writing 0x%x to ...CCDCFG \n", val);
+ regw(val, CCDCFG);
+
+ /*
+ * Configure the vertical sync polarity(MODESET.VDPOL)
+ * Configure the horizontal sync polarity (MODESET.HDPOL)
+ * Configure frame id polarity (MODESET.FLDPOL)
+ * Configure data polarity
+ * Configure External WEN Selection
+ * Configure frame format(progressive or interlace)
+ * Configure pixel format (Input mode)
+ * Configure the data shift
+ */
+
+ val = ISIF_VDHDOUT_INPUT | (params->vd_pol << ISIF_VD_POL_SHIFT) |
+ (params->hd_pol << ISIF_HD_POL_SHIFT) |
+ (params->fid_pol << ISIF_FID_POL_SHIFT) |
+ (ISIF_DATAPOL_NORMAL << ISIF_DATAPOL_SHIFT) |
+ (ISIF_EXWEN_DISABLE << ISIF_EXWEN_SHIFT) |
+ (params->frm_fmt << ISIF_FRM_FMT_SHIFT) |
+ (params->pix_fmt << ISIF_INPUT_SHIFT) |
+ (params->config_params.data_shift << ISIF_DATASFT_SHIFT);
+
+ regw(val, MODESET);
+ dev_dbg(isif_cfg.dev, "Writing 0x%x to MODESET...\n", val);
+
+ /*
+ * Configure GAMMAWD register
+ * CFA pattern setting
+ */
+ val = params->cfa_pat << ISIF_GAMMAWD_CFA_SHIFT;
+
+ /* Gamma msb */
+ if (module_params->compress.alg == ISIF_ALAW)
+ val |= ISIF_ALAW_ENABLE;
+
+ val |= (params->data_msb << ISIF_ALAW_GAMA_WD_SHIFT);
+ regw(val, CGAMMAWD);
+
+ /* Configure DPCM compression settings */
+ if (module_params->compress.alg == ISIF_DPCM) {
+ val = BIT(ISIF_DPCM_EN_SHIFT) |
+ (module_params->compress.pred <<
+ ISIF_DPCM_PREDICTOR_SHIFT);
+ }
+
+ regw(val, MISC);
+
+ /* Configure Gain & Offset */
+ isif_config_gain_offset();
+
+ /* Configure Color pattern */
+ val = (params->config_params.col_pat_field0.olop) |
+ (params->config_params.col_pat_field0.olep << 2) |
+ (params->config_params.col_pat_field0.elop << 4) |
+ (params->config_params.col_pat_field0.elep << 6) |
+ (params->config_params.col_pat_field1.olop << 8) |
+ (params->config_params.col_pat_field1.olep << 10) |
+ (params->config_params.col_pat_field1.elop << 12) |
+ (params->config_params.col_pat_field1.elep << 14);
+ regw(val, CCOLP);
+ dev_dbg(isif_cfg.dev, "Writing %x to CCOLP ...\n", val);
+
+ /* Configure HSIZE register */
+ val = (!!params->horz_flip_en) << ISIF_HSIZE_FLIP_SHIFT;
+
+ /* calculate line offset in 32 bytes based on pack value */
+ if (isif_cfg.data_pack == ISIF_PACK_8BIT)
+ val |= ((params->win.width + 31) >> 5);
+ else if (isif_cfg.data_pack == ISIF_PACK_12BIT)
+ val |= (((params->win.width +
+ (params->win.width >> 2)) + 31) >> 5);
+ else
+ val |= (((params->win.width * 2) + 31) >> 5);
+ regw(val, HSIZE);
+
+ /* Configure SDOFST register */
+ if (params->frm_fmt == CCDC_FRMFMT_INTERLACED) {
+ if (params->image_invert_en) {
+ /* For interlace inverse mode */
+ regw(0x4B6D, SDOFST);
+ dev_dbg(isif_cfg.dev, "Writing 0x4B6D to SDOFST...\n");
+ } else {
+ /* For interlace non inverse mode */
+ regw(0x0B6D, SDOFST);
+ dev_dbg(isif_cfg.dev, "Writing 0x0B6D to SDOFST...\n");
+ }
+ } else if (params->frm_fmt == CCDC_FRMFMT_PROGRESSIVE) {
+ if (params->image_invert_en) {
+ /* For progressive inverse mode */
+ regw(0x4000, SDOFST);
+ dev_dbg(isif_cfg.dev, "Writing 0x4000 to SDOFST...\n");
+ } else {
+ /* For progressive non inverse mode */
+ regw(0x0000, SDOFST);
+ dev_dbg(isif_cfg.dev, "Writing 0x0000 to SDOFST...\n");
+ }
+ }
+
+ /* Configure video window */
+ isif_setwin(&params->win, params->frm_fmt, 1);
+
+ /* Configure Black Clamp */
+ isif_config_bclamp(&module_params->bclamp);
+
+ /* Configure Vertical Defection Pixel Correction */
+ if (isif_config_dfc(&module_params->dfc) < 0)
+ return -EFAULT;
+
+ if (!module_params->df_csc.df_or_csc)
+ /* Configure Color Space Conversion */
+ isif_config_csc(&module_params->df_csc);
+
+ isif_config_linearization(&module_params->linearize);
+
+ /* Configure Culling */
+ isif_config_culling(&module_params->culling);
+
+ /* Configure horizontal and vertical offsets(DFC,LSC,Gain) */
+ regw(module_params->horz_offset, DATAHOFST);
+ regw(module_params->vert_offset, DATAVOFST);
+
+ /* Setup test pattern if enabled */
+ if (params->config_params.test_pat_gen) {
+ /* Use the HD/VD pol settings from user */
+ sync.ccdpg_hdpol = params->hd_pol;
+ sync.ccdpg_vdpol = params->vd_pol;
+ dm365_vpss_set_sync_pol(sync);
+ frame_size.hlpfr = isif_cfg.bayer.win.width;
+ frame_size.pplen = isif_cfg.bayer.win.height;
+ dm365_vpss_set_pg_frame_size(frame_size);
+ vpss_select_ccdc_source(VPSS_PGLPBK);
+ }
+
+ dev_dbg(isif_cfg.dev, "\nEnd of isif_config_ycbcr...\n");
+ return 0;
+}
+
+static int isif_set_buftype(enum ccdc_buftype buf_type)
+{
+ if (isif_cfg.if_type == VPFE_RAW_BAYER)
+ isif_cfg.bayer.buf_type = buf_type;
+ else
+ isif_cfg.ycbcr.buf_type = buf_type;
+
+ return 0;
+
+}
+static enum ccdc_buftype isif_get_buftype(void)
+{
+ if (isif_cfg.if_type == VPFE_RAW_BAYER)
+ return isif_cfg.bayer.buf_type;
+
+ return isif_cfg.ycbcr.buf_type;
+}
+
+static int isif_enum_pix(u32 *pix, int i)
+{
+ int ret = -EINVAL;
+
+ if (isif_cfg.if_type == VPFE_RAW_BAYER) {
+ if (i < ARRAY_SIZE(isif_raw_bayer_pix_formats)) {
+ *pix = isif_raw_bayer_pix_formats[i];
+ ret = 0;
+ }
+ } else {
+ if (i < ARRAY_SIZE(isif_raw_yuv_pix_formats)) {
+ *pix = isif_raw_yuv_pix_formats[i];
+ ret = 0;
+ }
+ }
+
+ return ret;
+}
+
+static int isif_set_pixel_format(unsigned int pixfmt)
+{
+ if (isif_cfg.if_type == VPFE_RAW_BAYER) {
+ if (pixfmt == V4L2_PIX_FMT_SBGGR8) {
+ if ((isif_cfg.bayer.config_params.compress.alg !=
+ ISIF_ALAW) &&
+ (isif_cfg.bayer.config_params.compress.alg !=
+ ISIF_DPCM)) {
+ dev_dbg(isif_cfg.dev,
+ "Either configure A-Law or DPCM\n");
+ return -EINVAL;
+ }
+ isif_cfg.data_pack = ISIF_PACK_8BIT;
+ } else if (pixfmt == V4L2_PIX_FMT_SBGGR16) {
+ isif_cfg.bayer.config_params.compress.alg =
+ ISIF_NO_COMPRESSION;
+ isif_cfg.data_pack = ISIF_PACK_16BIT;
+ } else
+ return -EINVAL;
+ isif_cfg.bayer.pix_fmt = CCDC_PIXFMT_RAW;
+ } else {
+ if (pixfmt == V4L2_PIX_FMT_YUYV)
+ isif_cfg.ycbcr.pix_order = CCDC_PIXORDER_YCBYCR;
+ else if (pixfmt == V4L2_PIX_FMT_UYVY)
+ isif_cfg.ycbcr.pix_order = CCDC_PIXORDER_CBYCRY;
+ else
+ return -EINVAL;
+ isif_cfg.data_pack = ISIF_PACK_8BIT;
+ }
+ return 0;
+}
+
+static u32 isif_get_pixel_format(void)
+{
+ u32 pixfmt;
+
+ if (isif_cfg.if_type == VPFE_RAW_BAYER)
+ if (isif_cfg.bayer.config_params.compress.alg == ISIF_ALAW ||
+ isif_cfg.bayer.config_params.compress.alg == ISIF_DPCM)
+ pixfmt = V4L2_PIX_FMT_SBGGR8;
+ else
+ pixfmt = V4L2_PIX_FMT_SBGGR16;
+ else {
+ if (isif_cfg.ycbcr.pix_order == CCDC_PIXORDER_YCBYCR)
+ pixfmt = V4L2_PIX_FMT_YUYV;
+ else
+ pixfmt = V4L2_PIX_FMT_UYVY;
+ }
+ return pixfmt;
+}
+
+static int isif_set_image_window(struct v4l2_rect *win)
+{
+ if (isif_cfg.if_type == VPFE_RAW_BAYER) {
+ isif_cfg.bayer.win.top = win->top;
+ isif_cfg.bayer.win.left = win->left;
+ isif_cfg.bayer.win.width = win->width;
+ isif_cfg.bayer.win.height = win->height;
+ } else {
+ isif_cfg.ycbcr.win.top = win->top;
+ isif_cfg.ycbcr.win.left = win->left;
+ isif_cfg.ycbcr.win.width = win->width;
+ isif_cfg.ycbcr.win.height = win->height;
+ }
+ return 0;
+}
+
+static void isif_get_image_window(struct v4l2_rect *win)
+{
+ if (isif_cfg.if_type == VPFE_RAW_BAYER)
+ *win = isif_cfg.bayer.win;
+ else
+ *win = isif_cfg.ycbcr.win;
+}
+
+static unsigned int isif_get_line_length(void)
+{
+ unsigned int len;
+
+ if (isif_cfg.if_type == VPFE_RAW_BAYER) {
+ if (isif_cfg.data_pack == ISIF_PACK_8BIT)
+ len = ((isif_cfg.bayer.win.width));
+ else if (isif_cfg.data_pack == ISIF_PACK_12BIT)
+ len = (((isif_cfg.bayer.win.width * 2) +
+ (isif_cfg.bayer.win.width >> 2)));
+ else
+ len = (((isif_cfg.bayer.win.width * 2)));
+ } else
+ len = (((isif_cfg.ycbcr.win.width * 2)));
+ return ALIGN(len, 32);
+}
+
+static int isif_set_frame_format(enum ccdc_frmfmt frm_fmt)
+{
+ if (isif_cfg.if_type == VPFE_RAW_BAYER)
+ isif_cfg.bayer.frm_fmt = frm_fmt;
+ else
+ isif_cfg.ycbcr.frm_fmt = frm_fmt;
+ return 0;
+}
+static enum ccdc_frmfmt isif_get_frame_format(void)
+{
+ if (isif_cfg.if_type == VPFE_RAW_BAYER)
+ return isif_cfg.bayer.frm_fmt;
+ return isif_cfg.ycbcr.frm_fmt;
+}
+
+static int isif_getfid(void)
+{
+ return (regr(MODESET) >> 15) & 0x1;
+}
+
+/* misc operations */
+static void isif_setfbaddr(unsigned long addr)
+{
+ regw((addr >> 21) & 0x07ff, CADU);
+ regw((addr >> 5) & 0x0ffff, CADL);
+}
+
+static int isif_set_hw_if_params(struct vpfe_hw_if_param *params)
+{
+ isif_cfg.if_type = params->if_type;
+
+ switch (params->if_type) {
+ case VPFE_BT656:
+ case VPFE_BT656_10BIT:
+ case VPFE_YCBCR_SYNC_8:
+ isif_cfg.ycbcr.pix_fmt = CCDC_PIXFMT_YCBCR_8BIT;
+ isif_cfg.ycbcr.pix_order = CCDC_PIXORDER_CBYCRY;
+ break;
+ case VPFE_BT1120:
+ case VPFE_YCBCR_SYNC_16:
+ isif_cfg.ycbcr.pix_fmt = CCDC_PIXFMT_YCBCR_16BIT;
+ isif_cfg.ycbcr.pix_order = CCDC_PIXORDER_CBYCRY;
+ break;
+ case VPFE_RAW_BAYER:
+ isif_cfg.bayer.pix_fmt = CCDC_PIXFMT_RAW;
+ break;
+ default:
+ dev_dbg(isif_cfg.dev, "Invalid interface type\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/* This function will configure ISIF for YCbCr parameters. */
+static int isif_config_ycbcr(void)
+{
+ struct isif_ycbcr_config *params = &isif_cfg.ycbcr;
+ struct vpss_pg_frame_size frame_size;
+ u32 modeset = 0, ccdcfg = 0;
+ struct vpss_sync_pol sync;
+
+ dev_dbg(isif_cfg.dev, "\nStarting isif_config_ycbcr...");
+
+ /* configure pixel format or input mode */
+ modeset = modeset | (params->pix_fmt << ISIF_INPUT_SHIFT) |
+ (params->frm_fmt << ISIF_FRM_FMT_SHIFT) |
+ (params->fid_pol << ISIF_FID_POL_SHIFT) |
+ (params->hd_pol << ISIF_HD_POL_SHIFT) |
+ (params->vd_pol << ISIF_VD_POL_SHIFT);
+
+ /* pack the data to 8-bit ISIFCFG */
+ switch (isif_cfg.if_type) {
+ case VPFE_BT656:
+ if (params->pix_fmt != CCDC_PIXFMT_YCBCR_8BIT) {
+ dev_dbg(isif_cfg.dev, "Invalid pix_fmt(input mode)\n");
+ return -EINVAL;
+ }
+ modeset |= (VPFE_PINPOL_NEGATIVE << ISIF_VD_POL_SHIFT);
+ regw(3, REC656IF);
+ ccdcfg = ccdcfg | ISIF_DATA_PACK8 | ISIF_YCINSWP_YCBCR;
+ break;
+ case VPFE_BT656_10BIT:
+ if (params->pix_fmt != CCDC_PIXFMT_YCBCR_8BIT) {
+ dev_dbg(isif_cfg.dev, "Invalid pix_fmt(input mode)\n");
+ return -EINVAL;
+ }
+ /* setup BT.656, embedded sync */
+ regw(3, REC656IF);
+ /* enable 10 bit mode in ccdcfg */
+ ccdcfg = ccdcfg | ISIF_DATA_PACK8 | ISIF_YCINSWP_YCBCR |
+ ISIF_BW656_ENABLE;
+ break;
+ case VPFE_BT1120:
+ if (params->pix_fmt != CCDC_PIXFMT_YCBCR_16BIT) {
+ dev_dbg(isif_cfg.dev, "Invalid pix_fmt(input mode)\n");
+ return -EINVAL;
+ }
+ regw(3, REC656IF);
+ break;
+
+ case VPFE_YCBCR_SYNC_8:
+ ccdcfg |= ISIF_DATA_PACK8;
+ ccdcfg |= ISIF_YCINSWP_YCBCR;
+ if (params->pix_fmt != CCDC_PIXFMT_YCBCR_8BIT) {
+ dev_dbg(isif_cfg.dev, "Invalid pix_fmt(input mode)\n");
+ return -EINVAL;
+ }
+ break;
+ case VPFE_YCBCR_SYNC_16:
+ if (params->pix_fmt != CCDC_PIXFMT_YCBCR_16BIT) {
+ dev_dbg(isif_cfg.dev, "Invalid pix_fmt(input mode)\n");
+ return -EINVAL;
+ }
+ break;
+ default:
+ /* should never come here */
+ dev_dbg(isif_cfg.dev, "Invalid interface type\n");
+ return -EINVAL;
+ }
+
+ regw(modeset, MODESET);
+
+ /* Set up pix order */
+ ccdcfg |= params->pix_order << ISIF_PIX_ORDER_SHIFT;
+
+ regw(ccdcfg, CCDCFG);
+
+ /* configure video window */
+ if ((isif_cfg.if_type == VPFE_BT1120) ||
+ (isif_cfg.if_type == VPFE_YCBCR_SYNC_16))
+ isif_setwin(&params->win, params->frm_fmt, 1);
+ else
+ isif_setwin(&params->win, params->frm_fmt, 2);
+
+ /*
+ * configure the horizontal line offset
+ * this is done by rounding up width to a multiple of 16 pixels
+ * and multiply by two to account for y:cb:cr 4:2:2 data
+ */
+ regw(((((params->win.width * 2) + 31) & 0xffffffe0) >> 5), HSIZE);
+
+ /* configure the memory line offset */
+ if ((params->frm_fmt == CCDC_FRMFMT_INTERLACED) &&
+ (params->buf_type == CCDC_BUFTYPE_FLD_INTERLEAVED))
+ /* two fields are interleaved in memory */
+ regw(0x00000249, SDOFST);
+
+ /* Setup test pattern if enabled */
+ if (isif_cfg.bayer.config_params.test_pat_gen) {
+ sync.ccdpg_hdpol = params->hd_pol;
+ sync.ccdpg_vdpol = params->vd_pol;
+ dm365_vpss_set_sync_pol(sync);
+ dm365_vpss_set_pg_frame_size(frame_size);
+ }
+ return 0;
+}
+
+static int isif_configure(void)
+{
+ if (isif_cfg.if_type == VPFE_RAW_BAYER)
+ return isif_config_raw();
+ return isif_config_ycbcr();
+}
+
+static int isif_close(struct device *device)
+{
+ /* copy defaults to module params */
+ isif_cfg.bayer.config_params = isif_config_defaults;
+ return 0;
+}
+
+static struct ccdc_hw_device isif_hw_dev = {
+ .name = "ISIF",
+ .owner = THIS_MODULE,
+ .hw_ops = {
+ .open = isif_open,
+ .close = isif_close,
+ .enable = isif_enable,
+ .enable_out_to_sdram = isif_enable_output_to_sdram,
+ .set_hw_if_params = isif_set_hw_if_params,
+ .configure = isif_configure,
+ .set_buftype = isif_set_buftype,
+ .get_buftype = isif_get_buftype,
+ .enum_pix = isif_enum_pix,
+ .set_pixel_format = isif_set_pixel_format,
+ .get_pixel_format = isif_get_pixel_format,
+ .set_frame_format = isif_set_frame_format,
+ .get_frame_format = isif_get_frame_format,
+ .set_image_window = isif_set_image_window,
+ .get_image_window = isif_get_image_window,
+ .get_line_length = isif_get_line_length,
+ .setfbaddr = isif_setfbaddr,
+ .getfid = isif_getfid,
+ },
+};
+
+static int __init isif_probe(struct platform_device *pdev)
+{
+ void (*setup_pinmux)(void);
+ struct resource *res;
+ void *__iomem addr;
+ int status = 0, i;
+
+ /*
+ * first try to register with vpfe. If not correct platform, then we
+ * don't have to iomap
+ */
+ status = vpfe_register_ccdc_device(&isif_hw_dev);
+ if (status < 0)
+ return status;
+
+ /* Get and enable Master clock */
+ isif_cfg.mclk = clk_get(&pdev->dev, "master");
+ if (IS_ERR(isif_cfg.mclk)) {
+ status = PTR_ERR(isif_cfg.mclk);
+ goto fail_mclk;
+ }
+ if (clk_enable(isif_cfg.mclk)) {
+ status = -ENODEV;
+ goto fail_mclk;
+ }
+
+ /* Platform data holds setup_pinmux function ptr */
+ if (NULL == pdev->dev.platform_data) {
+ status = -ENODEV;
+ goto fail_mclk;
+ }
+ setup_pinmux = pdev->dev.platform_data;
+ /*
+ * setup Mux configuration for ccdc which may be different for
+ * different SoCs using this CCDC
+ */
+ setup_pinmux();
+
+ i = 0;
+ /* Get the ISIF base address, linearization table0 and table1 addr. */
+ while (i < 3) {
+ res = platform_get_resource(pdev, IORESOURCE_MEM, i);
+ if (!res) {
+ status = -ENODEV;
+ goto fail_nobase_res;
+ }
+ res = request_mem_region(res->start, resource_size(res),
+ res->name);
+ if (!res) {
+ status = -EBUSY;
+ goto fail_nobase_res;
+ }
+ addr = ioremap_nocache(res->start, resource_size(res));
+ if (!addr) {
+ status = -ENOMEM;
+ goto fail_base_iomap;
+ }
+ switch (i) {
+ case 0:
+ /* ISIF base address */
+ isif_cfg.base_addr = addr;
+ break;
+ case 1:
+ /* ISIF linear tbl0 address */
+ isif_cfg.linear_tbl0_addr = addr;
+ break;
+ default:
+ /* ISIF linear tbl0 address */
+ isif_cfg.linear_tbl1_addr = addr;
+ break;
+ }
+ i++;
+ }
+ isif_cfg.dev = &pdev->dev;
+
+ printk(KERN_NOTICE "%s is registered with vpfe.\n",
+ isif_hw_dev.name);
+ return 0;
+fail_base_iomap:
+ release_mem_region(res->start, resource_size(res));
+ i--;
+fail_nobase_res:
+ if (isif_cfg.base_addr)
+ iounmap(isif_cfg.base_addr);
+ if (isif_cfg.linear_tbl0_addr)
+ iounmap(isif_cfg.linear_tbl0_addr);
+
+ while (i >= 0) {
+ res = platform_get_resource(pdev, IORESOURCE_MEM, i);
+ release_mem_region(res->start, resource_size(res));
+ i--;
+ }
+fail_mclk:
+ clk_put(isif_cfg.mclk);
+ vpfe_unregister_ccdc_device(&isif_hw_dev);
+ return status;
+}
+
+static int isif_remove(struct platform_device *pdev)
+{
+ struct resource *res;
+ int i = 0;
+
+ iounmap(isif_cfg.base_addr);
+ iounmap(isif_cfg.linear_tbl0_addr);
+ iounmap(isif_cfg.linear_tbl1_addr);
+ while (i < 3) {
+ res = platform_get_resource(pdev, IORESOURCE_MEM, i);
+ if (res)
+ release_mem_region(res->start, resource_size(res));
+ i++;
+ }
+ vpfe_unregister_ccdc_device(&isif_hw_dev);
+ return 0;
+}
+
+static struct platform_driver isif_driver = {
+ .driver = {
+ .name = "isif",
+ .owner = THIS_MODULE,
+ },
+ .remove = __devexit_p(isif_remove),
+ .probe = isif_probe,
+};
+
+static int __init isif_init(void)
+{
+ return platform_driver_register(&isif_driver);
+}
+
+static void isif_exit(void)
+{
+ platform_driver_unregister(&isif_driver);
+}
+
+module_init(isif_init);
+module_exit(isif_exit);
+
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/video/davinci/isif_regs.h b/drivers/media/video/davinci/isif_regs.h
new file mode 100644
index 00000000000..f7b8893a295
--- /dev/null
+++ b/drivers/media/video/davinci/isif_regs.h
@@ -0,0 +1,269 @@
+/*
+ * Copyright (C) 2008-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#ifndef _ISIF_REGS_H
+#define _ISIF_REGS_H
+
+/* ISIF registers relative offsets */
+#define SYNCEN 0x00
+#define MODESET 0x04
+#define HDW 0x08
+#define VDW 0x0c
+#define PPLN 0x10
+#define LPFR 0x14
+#define SPH 0x18
+#define LNH 0x1c
+#define SLV0 0x20
+#define SLV1 0x24
+#define LNV 0x28
+#define CULH 0x2c
+#define CULV 0x30
+#define HSIZE 0x34
+#define SDOFST 0x38
+#define CADU 0x3c
+#define CADL 0x40
+#define LINCFG0 0x44
+#define LINCFG1 0x48
+#define CCOLP 0x4c
+#define CRGAIN 0x50
+#define CGRGAIN 0x54
+#define CGBGAIN 0x58
+#define CBGAIN 0x5c
+#define COFSTA 0x60
+#define FLSHCFG0 0x64
+#define FLSHCFG1 0x68
+#define FLSHCFG2 0x6c
+#define VDINT0 0x70
+#define VDINT1 0x74
+#define VDINT2 0x78
+#define MISC 0x7c
+#define CGAMMAWD 0x80
+#define REC656IF 0x84
+#define CCDCFG 0x88
+/*****************************************************
+* Defect Correction registers
+*****************************************************/
+#define DFCCTL 0x8c
+#define VDFSATLV 0x90
+#define DFCMEMCTL 0x94
+#define DFCMEM0 0x98
+#define DFCMEM1 0x9c
+#define DFCMEM2 0xa0
+#define DFCMEM3 0xa4
+#define DFCMEM4 0xa8
+/****************************************************
+* Black Clamp registers
+****************************************************/
+#define CLAMPCFG 0xac
+#define CLDCOFST 0xb0
+#define CLSV 0xb4
+#define CLHWIN0 0xb8
+#define CLHWIN1 0xbc
+#define CLHWIN2 0xc0
+#define CLVRV 0xc4
+#define CLVWIN0 0xc8
+#define CLVWIN1 0xcc
+#define CLVWIN2 0xd0
+#define CLVWIN3 0xd4
+/****************************************************
+* Lense Shading Correction
+****************************************************/
+#define DATAHOFST 0xd8
+#define DATAVOFST 0xdc
+#define LSCHVAL 0xe0
+#define LSCVVAL 0xe4
+#define TWODLSCCFG 0xe8
+#define TWODLSCOFST 0xec
+#define TWODLSCINI 0xf0
+#define TWODLSCGRBU 0xf4
+#define TWODLSCGRBL 0xf8
+#define TWODLSCGROF 0xfc
+#define TWODLSCORBU 0x100
+#define TWODLSCORBL 0x104
+#define TWODLSCOROF 0x108
+#define TWODLSCIRQEN 0x10c
+#define TWODLSCIRQST 0x110
+/****************************************************
+* Data formatter
+****************************************************/
+#define FMTCFG 0x114
+#define FMTPLEN 0x118
+#define FMTSPH 0x11c
+#define FMTLNH 0x120
+#define FMTSLV 0x124
+#define FMTLNV 0x128
+#define FMTRLEN 0x12c
+#define FMTHCNT 0x130
+#define FMTAPTR_BASE 0x134
+/* Below macro for addresses FMTAPTR0 - FMTAPTR15 */
+#define FMTAPTR(i) (FMTAPTR_BASE + (i * 4))
+#define FMTPGMVF0 0x174
+#define FMTPGMVF1 0x178
+#define FMTPGMAPU0 0x17c
+#define FMTPGMAPU1 0x180
+#define FMTPGMAPS0 0x184
+#define FMTPGMAPS1 0x188
+#define FMTPGMAPS2 0x18c
+#define FMTPGMAPS3 0x190
+#define FMTPGMAPS4 0x194
+#define FMTPGMAPS5 0x198
+#define FMTPGMAPS6 0x19c
+#define FMTPGMAPS7 0x1a0
+/************************************************
+* Color Space Converter
+************************************************/
+#define CSCCTL 0x1a4
+#define CSCM0 0x1a8
+#define CSCM1 0x1ac
+#define CSCM2 0x1b0
+#define CSCM3 0x1b4
+#define CSCM4 0x1b8
+#define CSCM5 0x1bc
+#define CSCM6 0x1c0
+#define CSCM7 0x1c4
+#define OBWIN0 0x1c8
+#define OBWIN1 0x1cc
+#define OBWIN2 0x1d0
+#define OBWIN3 0x1d4
+#define OBVAL0 0x1d8
+#define OBVAL1 0x1dc
+#define OBVAL2 0x1e0
+#define OBVAL3 0x1e4
+#define OBVAL4 0x1e8
+#define OBVAL5 0x1ec
+#define OBVAL6 0x1f0
+#define OBVAL7 0x1f4
+#define CLKCTL 0x1f8
+
+/* Masks & Shifts below */
+#define START_PX_HOR_MASK 0x7FFF
+#define NUM_PX_HOR_MASK 0x7FFF
+#define START_VER_ONE_MASK 0x7FFF
+#define START_VER_TWO_MASK 0x7FFF
+#define NUM_LINES_VER 0x7FFF
+
+/* gain - offset masks */
+#define GAIN_INTEGER_SHIFT 9
+#define OFFSET_MASK 0xFFF
+#define GAIN_SDRAM_EN_SHIFT 12
+#define GAIN_IPIPE_EN_SHIFT 13
+#define GAIN_H3A_EN_SHIFT 14
+#define OFST_SDRAM_EN_SHIFT 8
+#define OFST_IPIPE_EN_SHIFT 9
+#define OFST_H3A_EN_SHIFT 10
+#define GAIN_OFFSET_EN_MASK 0x7700
+
+/* Culling */
+#define CULL_PAT_EVEN_LINE_SHIFT 8
+
+/* CCDCFG register */
+#define ISIF_YCINSWP_RAW (0x00 << 4)
+#define ISIF_YCINSWP_YCBCR (0x01 << 4)
+#define ISIF_CCDCFG_FIDMD_LATCH_VSYNC (0x00 << 6)
+#define ISIF_CCDCFG_WENLOG_AND (0x00 << 8)
+#define ISIF_CCDCFG_TRGSEL_WEN (0x00 << 9)
+#define ISIF_CCDCFG_EXTRG_DISABLE (0x00 << 10)
+#define ISIF_LATCH_ON_VSYNC_DISABLE (0x01 << 15)
+#define ISIF_LATCH_ON_VSYNC_ENABLE (0x00 << 15)
+#define ISIF_DATA_PACK_MASK 3
+#define ISIF_DATA_PACK16 0
+#define ISIF_DATA_PACK12 1
+#define ISIF_DATA_PACK8 2
+#define ISIF_PIX_ORDER_SHIFT 11
+#define ISIF_BW656_ENABLE (0x01 << 5)
+
+/* MODESET registers */
+#define ISIF_VDHDOUT_INPUT (0x00 << 0)
+#define ISIF_INPUT_SHIFT 12
+#define ISIF_RAW_INPUT_MODE 0
+#define ISIF_FID_POL_SHIFT 4
+#define ISIF_HD_POL_SHIFT 3
+#define ISIF_VD_POL_SHIFT 2
+#define ISIF_DATAPOL_NORMAL 0
+#define ISIF_DATAPOL_SHIFT 6
+#define ISIF_EXWEN_DISABLE 0
+#define ISIF_EXWEN_SHIFT 5
+#define ISIF_FRM_FMT_SHIFT 7
+#define ISIF_DATASFT_SHIFT 8
+#define ISIF_LPF_SHIFT 14
+#define ISIF_LPF_MASK 1
+
+/* GAMMAWD registers */
+#define ISIF_ALAW_GAMA_WD_MASK 0xF
+#define ISIF_ALAW_GAMA_WD_SHIFT 1
+#define ISIF_ALAW_ENABLE 1
+#define ISIF_GAMMAWD_CFA_SHIFT 5
+
+/* HSIZE registers */
+#define ISIF_HSIZE_FLIP_MASK 1
+#define ISIF_HSIZE_FLIP_SHIFT 12
+
+/* MISC registers */
+#define ISIF_DPCM_EN_SHIFT 12
+#define ISIF_DPCM_PREDICTOR_SHIFT 13
+
+/* Black clamp related */
+#define ISIF_BC_MODE_COLOR_SHIFT 4
+#define ISIF_HORZ_BC_MODE_SHIFT 1
+#define ISIF_HORZ_BC_WIN_SEL_SHIFT 5
+#define ISIF_HORZ_BC_PIX_LIMIT_SHIFT 6
+#define ISIF_HORZ_BC_WIN_H_SIZE_SHIFT 8
+#define ISIF_HORZ_BC_WIN_V_SIZE_SHIFT 12
+#define ISIF_VERT_BC_RST_VAL_SEL_SHIFT 4
+#define ISIF_VERT_BC_LINE_AVE_COEF_SHIFT 8
+
+/* VDFC registers */
+#define ISIF_VDFC_EN_SHIFT 4
+#define ISIF_VDFC_CORR_MOD_SHIFT 5
+#define ISIF_VDFC_CORR_WHOLE_LN_SHIFT 7
+#define ISIF_VDFC_LEVEL_SHFT_SHIFT 8
+#define ISIF_VDFC_POS_MASK 0x1FFF
+#define ISIF_DFCMEMCTL_DFCMARST_SHIFT 2
+
+/* CSC registers */
+#define ISIF_CSC_COEF_INTEG_MASK 7
+#define ISIF_CSC_COEF_DECIMAL_MASK 0x1f
+#define ISIF_CSC_COEF_INTEG_SHIFT 5
+#define ISIF_CSCM_MSB_SHIFT 8
+#define ISIF_DF_CSC_SPH_MASK 0x1FFF
+#define ISIF_DF_CSC_LNH_MASK 0x1FFF
+#define ISIF_DF_CSC_SLV_MASK 0x1FFF
+#define ISIF_DF_CSC_LNV_MASK 0x1FFF
+#define ISIF_DF_NUMLINES 0x7FFF
+#define ISIF_DF_NUMPIX 0x1FFF
+
+/* Offsets for LSC/DFC/Gain */
+#define ISIF_DATA_H_OFFSET_MASK 0x1FFF
+#define ISIF_DATA_V_OFFSET_MASK 0x1FFF
+
+/* Linearization */
+#define ISIF_LIN_CORRSFT_SHIFT 4
+#define ISIF_LIN_SCALE_FACT_INTEG_SHIFT 10
+
+
+/* Pattern registers */
+#define ISIF_PG_EN (1 << 3)
+#define ISIF_SEL_PG_SRC (3 << 4)
+#define ISIF_PG_VD_POL_SHIFT 0
+#define ISIF_PG_HD_POL_SHIFT 1
+
+/*random other junk*/
+#define ISIF_SYNCEN_VDHDEN_MASK (1 << 0)
+#define ISIF_SYNCEN_WEN_MASK (1 << 1)
+#define ISIF_SYNCEN_WEN_SHIFT 1
+
+#endif
diff --git a/drivers/media/video/davinci/vpfe_capture.c b/drivers/media/video/davinci/vpfe_capture.c
index de22bc9faf2..885cd54499c 100644
--- a/drivers/media/video/davinci/vpfe_capture.c
+++ b/drivers/media/video/davinci/vpfe_capture.c
@@ -107,9 +107,6 @@ struct ccdc_config {
int vpfe_probed;
/* name of ccdc device */
char name[32];
- /* for storing mem maps for CCDC */
- int ccdc_addr_size;
- void *__iomem ccdc_addr;
};
/* data structures */
@@ -229,7 +226,6 @@ int vpfe_register_ccdc_device(struct ccdc_hw_device *dev)
BUG_ON(!dev->hw_ops.set_image_window);
BUG_ON(!dev->hw_ops.get_image_window);
BUG_ON(!dev->hw_ops.get_line_length);
- BUG_ON(!dev->hw_ops.setfbaddr);
BUG_ON(!dev->hw_ops.getfid);
mutex_lock(&ccdc_lock);
@@ -240,25 +236,23 @@ int vpfe_register_ccdc_device(struct ccdc_hw_device *dev)
* walk through it during vpfe probe
*/
printk(KERN_ERR "vpfe capture not initialized\n");
- ret = -1;
+ ret = -EFAULT;
goto unlock;
}
if (strcmp(dev->name, ccdc_cfg->name)) {
/* ignore this ccdc */
- ret = -1;
+ ret = -EINVAL;
goto unlock;
}
if (ccdc_dev) {
printk(KERN_ERR "ccdc already registered\n");
- ret = -1;
+ ret = -EINVAL;
goto unlock;
}
ccdc_dev = dev;
- dev->hw_ops.set_ccdc_base(ccdc_cfg->ccdc_addr,
- ccdc_cfg->ccdc_addr_size);
unlock:
mutex_unlock(&ccdc_lock);
return ret;
@@ -1786,61 +1780,6 @@ static struct vpfe_device *vpfe_initialize(void)
return vpfe_dev;
}
-static void vpfe_disable_clock(struct vpfe_device *vpfe_dev)
-{
- struct vpfe_config *vpfe_cfg = vpfe_dev->cfg;
-
- clk_disable(vpfe_cfg->vpssclk);
- clk_put(vpfe_cfg->vpssclk);
- clk_disable(vpfe_cfg->slaveclk);
- clk_put(vpfe_cfg->slaveclk);
- v4l2_info(vpfe_dev->pdev->driver,
- "vpfe vpss master & slave clocks disabled\n");
-}
-
-static int vpfe_enable_clock(struct vpfe_device *vpfe_dev)
-{
- struct vpfe_config *vpfe_cfg = vpfe_dev->cfg;
- int ret = -ENOENT;
-
- vpfe_cfg->vpssclk = clk_get(vpfe_dev->pdev, "vpss_master");
- if (NULL == vpfe_cfg->vpssclk) {
- v4l2_err(vpfe_dev->pdev->driver, "No clock defined for"
- "vpss_master\n");
- return ret;
- }
-
- if (clk_enable(vpfe_cfg->vpssclk)) {
- v4l2_err(vpfe_dev->pdev->driver,
- "vpfe vpss master clock not enabled\n");
- goto out;
- }
- v4l2_info(vpfe_dev->pdev->driver,
- "vpfe vpss master clock enabled\n");
-
- vpfe_cfg->slaveclk = clk_get(vpfe_dev->pdev, "vpss_slave");
- if (NULL == vpfe_cfg->slaveclk) {
- v4l2_err(vpfe_dev->pdev->driver,
- "No clock defined for vpss slave\n");
- goto out;
- }
-
- if (clk_enable(vpfe_cfg->slaveclk)) {
- v4l2_err(vpfe_dev->pdev->driver,
- "vpfe vpss slave clock not enabled\n");
- goto out;
- }
- v4l2_info(vpfe_dev->pdev->driver, "vpfe vpss slave clock enabled\n");
- return 0;
-out:
- if (vpfe_cfg->vpssclk)
- clk_put(vpfe_cfg->vpssclk);
- if (vpfe_cfg->slaveclk)
- clk_put(vpfe_cfg->slaveclk);
-
- return -1;
-}
-
/*
* vpfe_probe : This function creates device entries by register
* itself to the V4L2 driver and initializes fields of each
@@ -1870,7 +1809,7 @@ static __init int vpfe_probe(struct platform_device *pdev)
if (NULL == pdev->dev.platform_data) {
v4l2_err(pdev->dev.driver, "Unable to get vpfe config\n");
- ret = -ENOENT;
+ ret = -ENODEV;
goto probe_free_dev_mem;
}
@@ -1884,18 +1823,13 @@ static __init int vpfe_probe(struct platform_device *pdev)
goto probe_free_dev_mem;
}
- /* enable vpss clocks */
- ret = vpfe_enable_clock(vpfe_dev);
- if (ret)
- goto probe_free_dev_mem;
-
mutex_lock(&ccdc_lock);
/* Allocate memory for ccdc configuration */
ccdc_cfg = kmalloc(sizeof(struct ccdc_config), GFP_KERNEL);
if (NULL == ccdc_cfg) {
v4l2_err(pdev->dev.driver,
"Memory allocation failed for ccdc_cfg\n");
- goto probe_disable_clock;
+ goto probe_free_dev_mem;
}
strncpy(ccdc_cfg->name, vpfe_cfg->ccdc, 32);
@@ -1904,61 +1838,34 @@ static __init int vpfe_probe(struct platform_device *pdev)
if (!res1) {
v4l2_err(pdev->dev.driver,
"Unable to get interrupt for VINT0\n");
- ret = -ENOENT;
- goto probe_disable_clock;
+ ret = -ENODEV;
+ goto probe_free_ccdc_cfg_mem;
}
vpfe_dev->ccdc_irq0 = res1->start;
/* Get VINT1 irq resource */
- res1 = platform_get_resource(pdev,
- IORESOURCE_IRQ, 1);
+ res1 = platform_get_resource(pdev, IORESOURCE_IRQ, 1);
if (!res1) {
v4l2_err(pdev->dev.driver,
"Unable to get interrupt for VINT1\n");
- ret = -ENOENT;
- goto probe_disable_clock;
+ ret = -ENODEV;
+ goto probe_free_ccdc_cfg_mem;
}
vpfe_dev->ccdc_irq1 = res1->start;
- /* Get address base of CCDC */
- res1 = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!res1) {
- v4l2_err(pdev->dev.driver,
- "Unable to get register address map\n");
- ret = -ENOENT;
- goto probe_disable_clock;
- }
-
- ccdc_cfg->ccdc_addr_size = res1->end - res1->start + 1;
- if (!request_mem_region(res1->start, ccdc_cfg->ccdc_addr_size,
- pdev->dev.driver->name)) {
- v4l2_err(pdev->dev.driver,
- "Failed request_mem_region for ccdc base\n");
- ret = -ENXIO;
- goto probe_disable_clock;
- }
- ccdc_cfg->ccdc_addr = ioremap_nocache(res1->start,
- ccdc_cfg->ccdc_addr_size);
- if (!ccdc_cfg->ccdc_addr) {
- v4l2_err(pdev->dev.driver, "Unable to ioremap ccdc addr\n");
- ret = -ENXIO;
- goto probe_out_release_mem1;
- }
-
ret = request_irq(vpfe_dev->ccdc_irq0, vpfe_isr, IRQF_DISABLED,
"vpfe_capture0", vpfe_dev);
if (0 != ret) {
v4l2_err(pdev->dev.driver, "Unable to request interrupt\n");
- goto probe_out_unmap1;
+ goto probe_free_ccdc_cfg_mem;
}
/* Allocate memory for video device */
vfd = video_device_alloc();
if (NULL == vfd) {
ret = -ENOMEM;
- v4l2_err(pdev->dev.driver,
- "Unable to alloc video device\n");
+ v4l2_err(pdev->dev.driver, "Unable to alloc video device\n");
goto probe_out_release_irq;
}
@@ -2073,12 +1980,7 @@ probe_out_video_release:
video_device_release(vpfe_dev->video_dev);
probe_out_release_irq:
free_irq(vpfe_dev->ccdc_irq0, vpfe_dev);
-probe_out_unmap1:
- iounmap(ccdc_cfg->ccdc_addr);
-probe_out_release_mem1:
- release_mem_region(res1->start, res1->end - res1->start + 1);
-probe_disable_clock:
- vpfe_disable_clock(vpfe_dev);
+probe_free_ccdc_cfg_mem:
mutex_unlock(&ccdc_lock);
kfree(ccdc_cfg);
probe_free_dev_mem:
@@ -2092,7 +1994,6 @@ probe_free_dev_mem:
static int __devexit vpfe_remove(struct platform_device *pdev)
{
struct vpfe_device *vpfe_dev = platform_get_drvdata(pdev);
- struct resource *res;
v4l2_info(pdev->dev.driver, "vpfe_remove\n");
@@ -2100,12 +2001,6 @@ static int __devexit vpfe_remove(struct platform_device *pdev)
kfree(vpfe_dev->sd);
v4l2_device_unregister(&vpfe_dev->v4l2_dev);
video_unregister_device(vpfe_dev->video_dev);
- mutex_lock(&ccdc_lock);
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- release_mem_region(res->start, res->end - res->start + 1);
- iounmap(ccdc_cfg->ccdc_addr);
- mutex_unlock(&ccdc_lock);
- vpfe_disable_clock(vpfe_dev);
kfree(vpfe_dev);
kfree(ccdc_cfg);
return 0;
diff --git a/drivers/media/video/davinci/vpss.c b/drivers/media/video/davinci/vpss.c
index 7ee72ecd3d8..7918680917d 100644
--- a/drivers/media/video/davinci/vpss.c
+++ b/drivers/media/video/davinci/vpss.c
@@ -15,7 +15,7 @@
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
- * common vpss driver for all video drivers.
+ * common vpss system module platform driver for all video drivers.
*/
#include <linux/kernel.h>
#include <linux/sched.h>
@@ -35,12 +35,52 @@ MODULE_AUTHOR("Texas Instruments");
/* DM644x defines */
#define DM644X_SBL_PCR_VPSS (4)
+#define DM355_VPSSBL_INTSEL 0x10
+#define DM355_VPSSBL_EVTSEL 0x14
/* vpss BL register offsets */
#define DM355_VPSSBL_CCDCMUX 0x1c
/* vpss CLK register offsets */
#define DM355_VPSSCLK_CLKCTRL 0x04
/* masks and shifts */
#define VPSS_HSSISEL_SHIFT 4
+/*
+ * VDINT0 - vpss_int0, VDINT1 - vpss_int1, H3A - vpss_int4,
+ * IPIPE_INT1_SDR - vpss_int5
+ */
+#define DM355_VPSSBL_INTSEL_DEFAULT 0xff83ff10
+/* VENCINT - vpss_int8 */
+#define DM355_VPSSBL_EVTSEL_DEFAULT 0x4
+
+#define DM365_ISP5_PCCR 0x04
+#define DM365_ISP5_INTSEL1 0x10
+#define DM365_ISP5_INTSEL2 0x14
+#define DM365_ISP5_INTSEL3 0x18
+#define DM365_ISP5_CCDCMUX 0x20
+#define DM365_ISP5_PG_FRAME_SIZE 0x28
+#define DM365_VPBE_CLK_CTRL 0x00
+/*
+ * vpss interrupts. VDINT0 - vpss_int0, VDINT1 - vpss_int1,
+ * AF - vpss_int3
+ */
+#define DM365_ISP5_INTSEL1_DEFAULT 0x0b1f0100
+/* AEW - vpss_int6, RSZ_INT_DMA - vpss_int5 */
+#define DM365_ISP5_INTSEL2_DEFAULT 0x1f0a0f1f
+/* VENC - vpss_int8 */
+#define DM365_ISP5_INTSEL3_DEFAULT 0x00000015
+
+/* masks and shifts for DM365*/
+#define DM365_CCDC_PG_VD_POL_SHIFT 0
+#define DM365_CCDC_PG_HD_POL_SHIFT 1
+
+#define CCD_SRC_SEL_MASK (BIT_MASK(5) | BIT_MASK(4))
+#define CCD_SRC_SEL_SHIFT 4
+
+/* Different SoC platforms supported by this driver */
+enum vpss_platform_type {
+ DM644X,
+ DM355,
+ DM365,
+};
/*
* vpss operations. Depends on platform. Not all functions are available
@@ -59,13 +99,9 @@ struct vpss_hw_ops {
/* vpss configuration */
struct vpss_oper_config {
- __iomem void *vpss_bl_regs_base;
- __iomem void *vpss_regs_base;
- struct resource *r1;
- resource_size_t len1;
- struct resource *r2;
- resource_size_t len2;
- char vpss_name[32];
+ __iomem void *vpss_regs_base0;
+ __iomem void *vpss_regs_base1;
+ enum vpss_platform_type platform;
spinlock_t vpss_lock;
struct vpss_hw_ops hw_ops;
};
@@ -75,22 +111,46 @@ static struct vpss_oper_config oper_cfg;
/* register access routines */
static inline u32 bl_regr(u32 offset)
{
- return __raw_readl(oper_cfg.vpss_bl_regs_base + offset);
+ return __raw_readl(oper_cfg.vpss_regs_base0 + offset);
}
static inline void bl_regw(u32 val, u32 offset)
{
- __raw_writel(val, oper_cfg.vpss_bl_regs_base + offset);
+ __raw_writel(val, oper_cfg.vpss_regs_base0 + offset);
}
static inline u32 vpss_regr(u32 offset)
{
- return __raw_readl(oper_cfg.vpss_regs_base + offset);
+ return __raw_readl(oper_cfg.vpss_regs_base1 + offset);
}
static inline void vpss_regw(u32 val, u32 offset)
{
- __raw_writel(val, oper_cfg.vpss_regs_base + offset);
+ __raw_writel(val, oper_cfg.vpss_regs_base1 + offset);
+}
+
+/* For DM365 only */
+static inline u32 isp5_read(u32 offset)
+{
+ return __raw_readl(oper_cfg.vpss_regs_base0 + offset);
+}
+
+/* For DM365 only */
+static inline void isp5_write(u32 val, u32 offset)
+{
+ __raw_writel(val, oper_cfg.vpss_regs_base0 + offset);
+}
+
+static void dm365_select_ccdc_source(enum vpss_ccdc_source_sel src_sel)
+{
+ u32 temp = isp5_read(DM365_ISP5_CCDCMUX) & ~CCD_SRC_SEL_MASK;
+
+ /* if we are using pattern generator, enable it */
+ if (src_sel == VPSS_PGLPBK || src_sel == VPSS_CCDCPG)
+ temp |= 0x08;
+
+ temp |= (src_sel << CCD_SRC_SEL_SHIFT);
+ isp5_write(temp, DM365_ISP5_CCDCMUX);
}
static void dm355_select_ccdc_source(enum vpss_ccdc_source_sel src_sel)
@@ -101,9 +161,9 @@ static void dm355_select_ccdc_source(enum vpss_ccdc_source_sel src_sel)
int vpss_select_ccdc_source(enum vpss_ccdc_source_sel src_sel)
{
if (!oper_cfg.hw_ops.select_ccdc_source)
- return -1;
+ return -EINVAL;
- dm355_select_ccdc_source(src_sel);
+ oper_cfg.hw_ops.select_ccdc_source(src_sel);
return 0;
}
EXPORT_SYMBOL(vpss_select_ccdc_source);
@@ -114,7 +174,7 @@ static int dm644x_clear_wbl_overflow(enum vpss_wbl_sel wbl_sel)
if (wbl_sel < VPSS_PCR_AEW_WBL_0 ||
wbl_sel > VPSS_PCR_CCDC_WBL_O)
- return -1;
+ return -EINVAL;
/* writing a 0 clear the overflow */
mask = ~(mask << wbl_sel);
@@ -126,7 +186,7 @@ static int dm644x_clear_wbl_overflow(enum vpss_wbl_sel wbl_sel)
int vpss_clear_wbl_overflow(enum vpss_wbl_sel wbl_sel)
{
if (!oper_cfg.hw_ops.clear_wbl_overflow)
- return -1;
+ return -EINVAL;
return oper_cfg.hw_ops.clear_wbl_overflow(wbl_sel);
}
@@ -166,7 +226,7 @@ static int dm355_enable_clock(enum vpss_clock_sel clock_sel, int en)
default:
printk(KERN_ERR "dm355_enable_clock:"
" Invalid selector: %d\n", clock_sel);
- return -1;
+ return -EINVAL;
}
spin_lock_irqsave(&oper_cfg.vpss_lock, flags);
@@ -181,100 +241,221 @@ static int dm355_enable_clock(enum vpss_clock_sel clock_sel, int en)
return 0;
}
+static int dm365_enable_clock(enum vpss_clock_sel clock_sel, int en)
+{
+ unsigned long flags;
+ u32 utemp, mask = 0x1, shift = 0, offset = DM365_ISP5_PCCR;
+ u32 (*read)(u32 offset) = isp5_read;
+ void(*write)(u32 val, u32 offset) = isp5_write;
+
+ switch (clock_sel) {
+ case VPSS_BL_CLOCK:
+ break;
+ case VPSS_CCDC_CLOCK:
+ shift = 1;
+ break;
+ case VPSS_H3A_CLOCK:
+ shift = 2;
+ break;
+ case VPSS_RSZ_CLOCK:
+ shift = 3;
+ break;
+ case VPSS_IPIPE_CLOCK:
+ shift = 4;
+ break;
+ case VPSS_IPIPEIF_CLOCK:
+ shift = 5;
+ break;
+ case VPSS_PCLK_INTERNAL:
+ shift = 6;
+ break;
+ case VPSS_PSYNC_CLOCK_SEL:
+ shift = 7;
+ break;
+ case VPSS_VPBE_CLOCK:
+ read = vpss_regr;
+ write = vpss_regw;
+ offset = DM365_VPBE_CLK_CTRL;
+ break;
+ case VPSS_VENC_CLOCK_SEL:
+ shift = 2;
+ read = vpss_regr;
+ write = vpss_regw;
+ offset = DM365_VPBE_CLK_CTRL;
+ break;
+ case VPSS_LDC_CLOCK:
+ shift = 3;
+ read = vpss_regr;
+ write = vpss_regw;
+ offset = DM365_VPBE_CLK_CTRL;
+ break;
+ case VPSS_FDIF_CLOCK:
+ shift = 4;
+ read = vpss_regr;
+ write = vpss_regw;
+ offset = DM365_VPBE_CLK_CTRL;
+ break;
+ case VPSS_OSD_CLOCK_SEL:
+ shift = 6;
+ read = vpss_regr;
+ write = vpss_regw;
+ offset = DM365_VPBE_CLK_CTRL;
+ break;
+ case VPSS_LDC_CLOCK_SEL:
+ shift = 7;
+ read = vpss_regr;
+ write = vpss_regw;
+ offset = DM365_VPBE_CLK_CTRL;
+ break;
+ default:
+ printk(KERN_ERR "dm365_enable_clock: Invalid selector: %d\n",
+ clock_sel);
+ return -1;
+ }
+
+ spin_lock_irqsave(&oper_cfg.vpss_lock, flags);
+ utemp = read(offset);
+ if (!en) {
+ mask = ~mask;
+ utemp &= (mask << shift);
+ } else
+ utemp |= (mask << shift);
+
+ write(utemp, offset);
+ spin_unlock_irqrestore(&oper_cfg.vpss_lock, flags);
+
+ return 0;
+}
+
int vpss_enable_clock(enum vpss_clock_sel clock_sel, int en)
{
if (!oper_cfg.hw_ops.enable_clock)
- return -1;
+ return -EINVAL;
return oper_cfg.hw_ops.enable_clock(clock_sel, en);
}
EXPORT_SYMBOL(vpss_enable_clock);
+void dm365_vpss_set_sync_pol(struct vpss_sync_pol sync)
+{
+ int val = 0;
+ val = isp5_read(DM365_ISP5_CCDCMUX);
+
+ val |= (sync.ccdpg_hdpol << DM365_CCDC_PG_HD_POL_SHIFT);
+ val |= (sync.ccdpg_vdpol << DM365_CCDC_PG_VD_POL_SHIFT);
+
+ isp5_write(val, DM365_ISP5_CCDCMUX);
+}
+EXPORT_SYMBOL(dm365_vpss_set_sync_pol);
+
+void dm365_vpss_set_pg_frame_size(struct vpss_pg_frame_size frame_size)
+{
+ int current_reg = ((frame_size.hlpfr >> 1) - 1) << 16;
+
+ current_reg |= (frame_size.pplen - 1);
+ isp5_write(current_reg, DM365_ISP5_PG_FRAME_SIZE);
+}
+EXPORT_SYMBOL(dm365_vpss_set_pg_frame_size);
+
static int __init vpss_probe(struct platform_device *pdev)
{
- int status, dm355 = 0;
+ struct resource *r1, *r2;
+ char *platform_name;
+ int status;
if (!pdev->dev.platform_data) {
dev_err(&pdev->dev, "no platform data\n");
return -ENOENT;
}
- strcpy(oper_cfg.vpss_name, pdev->dev.platform_data);
- if (!strcmp(oper_cfg.vpss_name, "dm355_vpss"))
- dm355 = 1;
- else if (strcmp(oper_cfg.vpss_name, "dm644x_vpss")) {
+ platform_name = pdev->dev.platform_data;
+ if (!strcmp(platform_name, "dm355_vpss"))
+ oper_cfg.platform = DM355;
+ else if (!strcmp(platform_name, "dm365_vpss"))
+ oper_cfg.platform = DM365;
+ else if (!strcmp(platform_name, "dm644x_vpss"))
+ oper_cfg.platform = DM644X;
+ else {
dev_err(&pdev->dev, "vpss driver not supported on"
" this platform\n");
return -ENODEV;
}
- dev_info(&pdev->dev, "%s vpss probed\n", oper_cfg.vpss_name);
- oper_cfg.r1 = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- if (!oper_cfg.r1)
+ dev_info(&pdev->dev, "%s vpss probed\n", platform_name);
+ r1 = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ if (!r1)
return -ENOENT;
- oper_cfg.len1 = oper_cfg.r1->end - oper_cfg.r1->start + 1;
-
- oper_cfg.r1 = request_mem_region(oper_cfg.r1->start, oper_cfg.len1,
- oper_cfg.r1->name);
- if (!oper_cfg.r1)
+ r1 = request_mem_region(r1->start, resource_size(r1), r1->name);
+ if (!r1)
return -EBUSY;
- oper_cfg.vpss_bl_regs_base = ioremap(oper_cfg.r1->start, oper_cfg.len1);
- if (!oper_cfg.vpss_bl_regs_base) {
+ oper_cfg.vpss_regs_base0 = ioremap(r1->start, resource_size(r1));
+ if (!oper_cfg.vpss_regs_base0) {
status = -EBUSY;
goto fail1;
}
- if (dm355) {
- oper_cfg.r2 = platform_get_resource(pdev, IORESOURCE_MEM, 1);
- if (!oper_cfg.r2) {
+ if (oper_cfg.platform == DM355 || oper_cfg.platform == DM365) {
+ r2 = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+ if (!r2) {
status = -ENOENT;
goto fail2;
}
- oper_cfg.len2 = oper_cfg.r2->end - oper_cfg.r2->start + 1;
- oper_cfg.r2 = request_mem_region(oper_cfg.r2->start,
- oper_cfg.len2,
- oper_cfg.r2->name);
- if (!oper_cfg.r2) {
+ r2 = request_mem_region(r2->start, resource_size(r2), r2->name);
+ if (!r2) {
status = -EBUSY;
goto fail2;
}
- oper_cfg.vpss_regs_base = ioremap(oper_cfg.r2->start,
- oper_cfg.len2);
- if (!oper_cfg.vpss_regs_base) {
+ oper_cfg.vpss_regs_base1 = ioremap(r2->start,
+ resource_size(r2));
+ if (!oper_cfg.vpss_regs_base1) {
status = -EBUSY;
goto fail3;
}
}
- if (dm355) {
+ if (oper_cfg.platform == DM355) {
oper_cfg.hw_ops.enable_clock = dm355_enable_clock;
oper_cfg.hw_ops.select_ccdc_source = dm355_select_ccdc_source;
+ /* Setup vpss interrupts */
+ bl_regw(DM355_VPSSBL_INTSEL_DEFAULT, DM355_VPSSBL_INTSEL);
+ bl_regw(DM355_VPSSBL_EVTSEL_DEFAULT, DM355_VPSSBL_EVTSEL);
+ } else if (oper_cfg.platform == DM365) {
+ oper_cfg.hw_ops.enable_clock = dm365_enable_clock;
+ oper_cfg.hw_ops.select_ccdc_source = dm365_select_ccdc_source;
+ /* Setup vpss interrupts */
+ isp5_write(DM365_ISP5_INTSEL1_DEFAULT, DM365_ISP5_INTSEL1);
+ isp5_write(DM365_ISP5_INTSEL2_DEFAULT, DM365_ISP5_INTSEL2);
+ isp5_write(DM365_ISP5_INTSEL3_DEFAULT, DM365_ISP5_INTSEL3);
} else
oper_cfg.hw_ops.clear_wbl_overflow = dm644x_clear_wbl_overflow;
spin_lock_init(&oper_cfg.vpss_lock);
- dev_info(&pdev->dev, "%s vpss probe success\n", oper_cfg.vpss_name);
+ dev_info(&pdev->dev, "%s vpss probe success\n", platform_name);
return 0;
fail3:
- release_mem_region(oper_cfg.r2->start, oper_cfg.len2);
+ release_mem_region(r2->start, resource_size(r2));
fail2:
- iounmap(oper_cfg.vpss_bl_regs_base);
+ iounmap(oper_cfg.vpss_regs_base0);
fail1:
- release_mem_region(oper_cfg.r1->start, oper_cfg.len1);
+ release_mem_region(r1->start, resource_size(r1));
return status;
}
static int __devexit vpss_remove(struct platform_device *pdev)
{
- iounmap(oper_cfg.vpss_bl_regs_base);
- release_mem_region(oper_cfg.r1->start, oper_cfg.len1);
- if (!strcmp(oper_cfg.vpss_name, "dm355_vpss")) {
- iounmap(oper_cfg.vpss_regs_base);
- release_mem_region(oper_cfg.r2->start, oper_cfg.len2);
+ struct resource *res;
+
+ iounmap(oper_cfg.vpss_regs_base0);
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ release_mem_region(res->start, resource_size(res));
+ if (oper_cfg.platform == DM355 || oper_cfg.platform == DM365) {
+ iounmap(oper_cfg.vpss_regs_base1);
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+ release_mem_region(res->start, resource_size(res));
}
return 0;
}